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Homework Help: Science: Physics

Recent Homework Questions About Physics

Physics
A block slides down a frictionless 3m long inclined plane making 10 degrees with the horizontal. The block starts from rest. Find acceleration of the block and its speed at the bottom.
Tuesday, December 13, 2016 by Gio

Physics
A dart is loaded into a spring-loaded toy dart gun by pushing the spring in by a 
distance d. For the next loading?the spring is compressed a distance d/3. How much 
work is required to load the second dart compared to that required to load the first? A)nine times as much ...
Tuesday, December 13, 2016 by Gio

physics
a 1.0 m long rope with a mass on one end swings in a horizontal circle such that the speed of the mass is 1.5m/s. what is the period of motion?
Tuesday, December 13, 2016 by Josue

physics
a large block with a madd of 5kg sits on top of a steep, frictionless hill, which has a height of 45m. what is the velocity of the block by the time it reaches the bottom of the hill?
Tuesday, December 13, 2016 by Josue

Physics
A dart is loaded into a spring-loaded toy dart gun by pushing the spring in by a 
distance d. For the next loading?the spring is compressed a distance d/3. How much 
work is required to load the second dart compared to that required to load the first? A)nine times as much ...
Tuesday, December 13, 2016 by Giovanni

physics biology chemistry and ict
WHAT ARE THE ALLOTROPES OF ANTIMONY
Tuesday, December 13, 2016 by SEINI OUSMAN

Physics
Maximum height of the stone above the ground
Tuesday, December 13, 2016 by Fatimah

Physics
The Speed Of A Train Is Reduced From 80km/h To 40km/h In A Distance Of 500m On Applying The Brakes (I)how Much Further Will The Train Travel Before Coming To Rest (II)assuming The Retardation Remain Constant,how Long Will It Take To Bring The Train To Rest After The ...
Tuesday, December 13, 2016 by Victoria

physics
Two forces act on an object. one has a magnitude of 4N in the y axis and the other has a 4N and is pointing 30 degrees below the posive x axis. what is the magnitude of the net force acting on the object?
Tuesday, December 13, 2016 by Josue

Physics
A 6.2 g bullet is fired into a 2 kg ballistic pendulum. The bullet emerges from the block with a speed of 281 m/s, and the block rises to a maximum height of 15 cm . Find the initial speed of the bullet. The acceleration due to gravity is 9.8 m/s 2 . Answer in units of m/s.
Monday, December 12, 2016 by Somya

physics
Una tabla esta apoyada contra un pared formando un ángulo con la vertical. El coeficiente de roce estatico entre la tabla y el piso es ( μe ). La fuerza de roce de la pared sobre la tabla puede despreciarse. Encuentre una expresión para el máximo valor que puede tomar el...
Monday, December 12, 2016 by daniela

Physics
A steel cable of cross sectional area 2.5 cm^2 supports a 1000kg elevator. The elastic limit of the cable is 3 x 10^8 Pa. If the stress in the cable is not to exceed 20 percent of the elastic limit, then find the maximum upward acceleration of the elevator
Monday, December 12, 2016 by Cielo

physics
Andy is waiting at the signal. As soon as the light turns green, he accelerates his car at a uniform rate of 8.00 meters/second2. What is the displacement of Andy’s car after 30.0 seconds?
Monday, December 12, 2016 by jakie

physics
Una tabla esta apoyada contra un pared formando un ángulo con la vertical. El coeficiente de roce estatico entre la tabla y el piso es ( μe ). La fuerza de roce de la pared sobre la tabla puede despreciarse. Encuentre una expresión para el máximo valor que puede tomar el...
Monday, December 12, 2016 by daniela

physics
A positive charge with Q1= +210-6 C and a negative charge Q2 = -1×10-6 C are located at an equal distance 0.1m from the origin (see below). A third charge Q3=+110-6C is located at the origin. Calculate the magnitude of the net force exerted on charge Q3 Calculate the ...
Monday, December 12, 2016 by mable

physics
A 2 kg block with initial velocity +2m/s collides with a stationary 6 kg block with initial velocity 0m/s on a frictionless surface. After the collision, the 2 kg block is moving at –1 m/s and the 6kg block is moving to the right at +1 m/s. Show that the total momentum is ...
Monday, December 12, 2016 by mable

physics
A 100 kg car is traveling at 20m/s over the top of a circular hill as shown below. The radius of the circle is 200 m. What force does the ground exert on the car at the top of the hill? After reaching the top of the hill, the car descends a vertical distance of 20 m. What is ...
Monday, December 12, 2016 by mable

physics
A 2 kg block is being pulled by a rope with a tension of 3N at an angle of 45° as shown. The coefficients of friction are μk=0.4 and μs=0.5. Does the block slide or not?
Monday, December 12, 2016 by mable

physics
A 0.035 kg spherical oil droplet has charge of +1×10-7C. A uniform electric field is acting upwards as shown below. What strength of electric field is required to make the sphere float in the air without moving?
Monday, December 12, 2016 by mable

physics
A 1000 kg car is initially at rest. If the motor does 10,000J of work on the car, what is the car’s final speed? (Neglect friction, and assume that the car is on level ground.)
Monday, December 12, 2016 by mable

Physics
A book with a mass of 1350 g is sitting on a desk. The ukf between the book and the desk is .45 and the ukf between the book and the desk is .30. a. how much horizontal force is required to start the book moving across the desk? b. Once it starts moving, what is the ...
Monday, December 12, 2016 by Anonymous

physics
A 5kg block has an initial velocity of 15 m/s and is sliding along a surface with friction. Eventually the block comes to rest. what is the change in thermal energy of the block and the surface ?
Monday, December 12, 2016 by mable

Physics
A solid, uniform, frictionless cylindrical reel of mass M = 3.00 kg and radius R = 0.400 m is used to draw water from a well.? A bucket of mass m = 2.00kg is attached to a cord that is wrapped around the cylinder. (a) Find the tension T in the cord and acceleration a of the ...
Monday, December 12, 2016 by Giovanni

Physics
Assume the sleigh and horse pulling it are on a level, horizontal surface. Given: mass of sleigh 475 kg / force of horse pulling sleigh 1.5×10^5 / coef. of kinetic friction .15 / coef. of static friction .20 a.) What is the normal force of the sleigh and its passengers? b.) ...
Monday, December 12, 2016 by Billy

Physics
How to get the equivalent resistance in this figure -----------r2------- | | | Battery. R1 R3 | | | -----------R4------ Values: R1= 90 R2= 50 R3= 40 R4= 20
Monday, December 12, 2016 by Amber

Physics
A 1750 kg van is travelling down a 10 degrees inclined road at a speed of 6 m/s. If the driver brakes suddenly causing the wheels to lock, determine the distance L his tyres will skid on the road. The coefficient of kinetic friction between the wheels and the road is 0.5. (a) ...
Monday, December 12, 2016 by Boxertl

Science physics
what will be the acceleration due to gravity at up planet whose mass is 8 times the mass of the earth and whose radius is twice that of the earth? g=10
Monday, December 12, 2016 by Ankit

Physics
A carnot’s engine with air as working substance is initially at 3270C and pressure of 12 atmospheres. The volume is one litre to start with. The expansion or compression ratio is 1:6. Find the lowest temperature and efficiency. (γ= 1.4)
Monday, December 12, 2016 by Avaneesh Narayan Singh

Physics
A 16-g mass is moving in +x direction at 30 cm/s while a 4-g mass is moving in the -x direction at 50 cm/s. they collide head-on and stick together. Find their velocity after collision?
Monday, December 12, 2016 by Taif

physics
a stone that is thrown near the surface of the earth. There is no air resistance. Position increases in the up direction. The initial velocity is 30 m/s at 30 degrees above the horizontal. what is the velocity when the stone reaches its maximum height ? what is the ...
Monday, December 12, 2016 by Mable

Physics
arnot’s engine with air as working substance is initially at 3270C and pressure of 12 atmospheres. The volume is one litre to start with. The expansion or compression ratio is 1:6. Find the lowest temperature and efficiency. (γ= 1.4)
Sunday, December 11, 2016 by Avaneesh Narayan Singh

Physics
A 15 ft plank of mass 50 kg is laid across two ladders. The ladders are 5 ft apart, and the plank is laid such that 5 ft of it hang off at each end. You have a mass of 90 kg. (a) How far out past the ladder can you walk before it gets dangerous? I tried doing m1r1=m2r2 (33.33...
Sunday, December 11, 2016 by Joseph

Physics
1. The figure shows a 100-kg block being released from rest from a height of 1.0 m. It then takes 0.53 s for it to reach the floor. What is the mass m of the block on the left? There is no friction or mass in the pulley, and the connecting rope is very light. A) 16 kg B) 14 kg...
Sunday, December 11, 2016 by Shelby

physics
A car's internal combustion engine can be modeled as a heat engine operating between a combustion temperature of 1500∘C and an air temperature of 20∘C with 30% of the Carnot efficiency. The heat of combustion of gasoline is 47 kJ/g. Q) What mass of gasoline is burned to ...
Sunday, December 11, 2016 by Help

physics
a force of 400 N at an angle of 15 degrees above horizontal is needed to pull a 180 kg trunk across the floor at constant speed. what is the coefficient of kinetic friction between the trunk and the floor
Sunday, December 11, 2016 by Anonymous

Physics
A force of 400 N at an angle of 15 degrees above the horizontal is needed to pull a 180 kg trunk across the floor at constant speed. What is the coefficient of kinetic friction between the trunk and the floor?
Sunday, December 11, 2016 by Anonymous

Physics
1. The figure shows a 100-kg block being released from rest from a height of 1.0 m. It then takes 0.53 s for it to reach the floor. What is the mass m of the block on the left? There is no friction or mass in the pulley, and the connecting rope is very light. A) 16 kg B) 14 kg...
Sunday, December 11, 2016 by Shelby

Physics
A tennis ball is released at 30 degrees. It reaches max height of 20 ft find initial speed
Sunday, December 11, 2016 by Giovanni

Physics
Two point sources emit sound waves of 1 m wavelength. The sources are pointed at each other. The sources, 2 m apart, emit waves which are in phase with each other at the instant of emission. a) Where, along the line between the sources are the waves out of phase with each ...
Sunday, December 11, 2016 by Z

Physics
if a molecules in a solid has a temp of T = hf/2k then what would be the average energy of vibration 1) 0.88kT 2) 0.47kT 3) 0.62kT 4) 0.31kT
Sunday, December 11, 2016 by Avaneesh Narayan Singh

Physics
if a molecules in a solid has a temp of T = hf/2k then what would be the average energy of vibration
Sunday, December 11, 2016 by Avaneesh Narayan Singh

Physics
A solid weighs 6.4 kg in air and 5.6 in water. Find the density of the solid
Sunday, December 11, 2016 by Disha

Physics
A child is playing with a remote-controlled racecar on the fire escape of a sixth-floor apartment. An accidental turn sends the car through the railing and over the edge of the fire escape. Explain why the time it takes for the car to fall does not depend on the speed the ...
Sunday, December 11, 2016 by Wei

physics
A wheel starting from rest is uniformly accelerated with alpha=4 rad/seconds square for 10 seconds. It is then allowed to rotate uniformly for the next two seconds and is finally brought to rest in the next 10 seconds. Find the total angle rotated by the wheel
Sunday, December 11, 2016 by yogi

physics forces/kinematic
What does it mean that 1) A body can have zero acceleration but still in motion. 2) A body can have zero velocity but it's also accelerating. I don't really understand this two points, please explain it to me, thks!
Sunday, December 11, 2016 by Cheezel Lim

Physics
Is screw a modified inclined plane?
Saturday, December 10, 2016 by Anonymous

physics
The coefficient of kinetic friction for wood on wood is o.55. The coefficient of kinetic friction for wood on wood is 0.68. For a 3.5kg wood block being pulled horizontally: a. what is the pull force needed to start the wood block moving on a wood floor? b. how hard would you ...
Saturday, December 10, 2016 by maddie

Physics
A non-homogeneous trunk, 5 meters long and 100 kilograms mass is in equilibrium and is hung at the ends by two strings; One form an angle of 37 degrees and the other an angle of 53 degrees, both with the horizontal. Determine the location of the center of mass of the trunk and...
Saturday, December 10, 2016 by Caroline

Physics
A cheeta can run with a speed of 29 m/s. Determine the distance travelled by a running cheetah in 8.6 s. D= 29/8.6 = 3.3s
Friday, December 9, 2016 by Anonymous

Physics. I'd appreciate your help.
A 33-N force acing due north and a 44-N force acting at 30 degrees act concurrently on point P. What is the magnitude and direction of a third force that produces equilibrium at point P?
Friday, December 9, 2016 by Shloop

Physics
A shopper exerts a force on a cart of 64N at an angle of 30° below the horizontal. a.) How much force pushes the cart in a forward direction? b.) How much force pushes the cart against the floor?
Friday, December 9, 2016 by Billy

Physics
An ice skater with a mass of 60.0kg is moving at 20.0 m/s coasts to a halt in 2.00×10^2m on a smooth ice surface. What is the coefficient of friction between the ice and the skates?
Friday, December 9, 2016 by Billy

Physics
A row of seats is parallel to a stage at a distance of 8.70 m from it. At the center and front of the stage is a diffraction horn loudspeaker that has a width of 7.50 cm. The speaker is playing a tone at a frequency of 9600 Hz . The speed of sound is 344 m/s. a. What is the ...
Friday, December 9, 2016 by J

physics
A golfer tees off and hits a golf ball at a speed of 31 m/s and at an angle of 35 degrees. What is the horizontal velocity component of the ball? Round the answer to the nearest tenth of a m/s.
Friday, December 9, 2016 by Anonymous

work and energy PHYSICS
A particle is projected vertically upwards from a point O on horizontal ground which reaches the maximum height Q. What is the energy associated at O and Q?
Friday, December 9, 2016 by greeshma

Physics
What is the work done when a force of 30Newtons moves through a distance of 20Meters?
Thursday, December 8, 2016 by Prisca

Physics
The kiloton, which is used to measure the energy released in an atomic explosion, is equal to 4.2 ✕ 1012 J (approximately the energy released in the explosion of 1000 tons of TNT). Recalling that 1 kilocalorie of energy raises the temperature of 1 kg of water by 1°C and ...
Thursday, December 8, 2016 by Bona

Physics
The drawing shows a collision between two pucks on an air-hockey table. Puck A has a mass of 1.5 kg and is moving along the x axis with a velocity of +5.5 m/s. It makes a collision with puck B, which has a mass of 3.2 kg and is initially at rest. The collision is not head-on. ...
Thursday, December 8, 2016 by Matt

Physics
A space station, in the form of a wheel 197 m in diameter, rotates to provide an “artificial gravity” of 2.5 m/s2 for persons who walk around on the inner wall of the outer rim. The rate of the wheel’s rotation in revolutions per minute that will produce this effect is ...
Thursday, December 8, 2016 by William

Physics - studying for finals
(a) Write the expression for y as a function of x and t in SI units for a sinusoidal wave traveling along a rope in the negative x direction with the following characteristics: A = 5.00 cm, λ = 75.0 cm, f = 5.00 Hz, and y(0, t) = 0 at t = 0. (Use the following as necessary: x...
Thursday, December 8, 2016 by Jack

Physics - studying for finals
(a) Write the expression for y as a function of x and t in SI units for a sinusoidal wave traveling along a rope in the negative x direction with the following characteristics: A = 5.00 cm, λ = 75.0 cm, f = 5.00 Hz, and y(0, t) = 0 at t = 0. (Use the following as necessary: x...
Thursday, December 8, 2016 by Jack

physics
A 3.4 kg plant hangs from the bracket shown in the figure. The bracket has a mass of 0.65 kg , and its center of mass lies 9.0 cm from the wall. A single screw holds the bracket to the wall. Find the horizontal tension force in the screw. Hint: Imagine that the bracket is ...
Thursday, December 8, 2016 by phoebe

physics
the terminal velocity of a tennis ball is about 21 m/s. a tennis ball is dropped from a hot air balloon. how fast will it be moving after falling for 10 s? 21m/s, 77m/s, 9.8m/s, or 98m/s.
Thursday, December 8, 2016 by candy

Physics
Not sure where to begin with this question--any help appreciated! Two kids sitting on opposite sides of a small lake use sticks to beat the surface of the water at a frequency f=1.5 Hz. They notice that a standing wave pattern develops between the points where they are ...
Thursday, December 8, 2016 by Jamie

Physics
If the torque required to loosen a nut that is holding a flat tire in place on a car has a magnitude of 31 N · m, what minimum force must be exerted by the mechanic at the end of a 24 cm-long wrench to loosen the nut? Answer in units of N
Thursday, December 8, 2016 by Eric Melendez

physics
experiencing a constant horizontal 1.10 m/s wind, a hot air balloon ascends from the launch site at a constant vertical speed of 2.70 m/s. at a height of 202 m, the balloonist maintains constant altitude for 10.3 s before releasing a small sandbag. how far from the launch site...
Thursday, December 8, 2016 by jerry

Physics
How many kilograms of water can be evaporated at 100 degrees Celsius by the combustion of 470 litres of fuel oil whose heat of combustion is 37 MJ/Litre
Thursday, December 8, 2016 by David

PHYSICS
A child (25 kg) walks along a 4 m plank of uniform density (m=8kg) that is laying with one end extending 1 m off the end of a dock. 1. Where is the ceanter of mass located in the plank? 2. What is the magnitude of the torque of the plank about the edge of the dock? 3. How far ...
Thursday, December 8, 2016 by LESTER

Physics
You exert a force of 200 N at an angle of 15 degrees above horizontal to pull a 10 kg box across the floor at constant velocity. If the coefficient of kinetic friction between the box and the floor is 0.42, what is the acceleration of the box?
Thursday, December 8, 2016 by Allie

Science physics
How would the voltage output be affected if the armature is made to spin faster?
Thursday, December 8, 2016 by Anonymous

physics
A 1.6-kg block is attached to the end of a 2.0-m string to form a pendulum. The pendulum is released from rest when the string is horizontal. At the lowest point of its swing when it is moving horizontally, the block is hit by a 10-g bullet moving horizontally in the opposite ...
Thursday, December 8, 2016 by gillian

Physics
If 32s is required for an object to reach maximum height, what will be the time for an object to come back to its initial position? is it 32sec or -32 sec since it's traveling downwards???
Thursday, December 8, 2016 by Anonymous 22

Physics
In projectile motion the acceleration at the highest point of curved motion is___. a. 0 b. g c. undefined d. –g Which is true about an object was dropped from a 5 storey building? a. initial velocity is zero b. acceleration is equal to –g c. displacement is negative d. All...
Thursday, December 8, 2016 by Anonymous 22

Physics
How long does a car with an acceleration of 2.0 m/s2 take to go from 10 m/s to 30 m/s a. 3 m b. 6 m c. 18 m d. 36 m
Thursday, December 8, 2016 by Karen

physics
how much work is done if a force of 12N moves an object a distance of 5m
Thursday, December 8, 2016 by princess

Physics
consider the circuit in the figure. find the current in the 13 ohm resistor. Answer in units of A
Wednesday, December 7, 2016 by Sara

Physics
A child of mass 30 kg stands beside a circular platform of mass 95 kg and radius 2.4 m spinning at 2.3 rad/s. Treat the platform as a disk. The child steps on the rim. a) What is the new angular speed? b) She then walks to the center and stay there. What is the angular ...
Wednesday, December 7, 2016 by Ana

physics
A half-cup of ice cream contains about 200 food Calories. How much power can be produced if the energy in a cup of ice cream is expended over a period of 10 minutes (600 seconds)? Each food Calorie is equal to 4,184 joules. Write your answer in watts and then in horsepower
Wednesday, December 7, 2016 by juan

Physics
Tarzan swings on a 33.0 m long vine initially inclined at an angle of 31.0◦ with the vertical. The acceleration of gravity if 9.81 m/s What is his speed at the bottom of the swing if he a) starts from rest? Answer in units of m/s b) pushes off with a speed of 5.00 m/s? ...
Wednesday, December 7, 2016 by Jessica

Physics
Please help! 1) While skiing in Jackson, Wyoming, your friend Ben (of mass 73.8 kg) started his descent down the bunny run, 23.9 m above the bottom of the run. If he started at rest and converted all of his gravitational potential energy into kinetic energy, what is Ben’s ...
Wednesday, December 7, 2016 by Mikayla

Physics
I am really struggling with these two questions. Please help! 1)Two ice skaters approach each other at right angles. Skater A has a mass of 61.2 kg and travels in the +x direction at 2.25 m/s. Skater B has a mass of 66.2 kg and is moving in the +y direction at 1.3 m/s. They ...
Wednesday, December 7, 2016 by Mikayla

Physics
A circular disk of mass 0.4 kg and radius 36 cm, initially not rotating, slips down a thin spindle onto a turntable (disk) of mass 1.7 kg and the same radius, rotating freely at 3.4 a) Find the new angular velocity of the combination; b) The change in the kinetic energy? c) If...
Wednesday, December 7, 2016 by Ana

Physics
A 100 watts light bulb has an average life of 2000 hours. How much energy does it consume over its lifetime? The only thing I got was power=100 watts and time = 2000 hours but I need to convert to seconds and I don't kn how to do that.
Wednesday, December 7, 2016 by Salma

Physics
You exert a horizontal force of 200 N to pull a 10-kg box across the floor. If the coefficient of kinetic friction between the box and the floor is .42, what is the acceleration of the box?
Wednesday, December 7, 2016 by Anonymous

Physics
We have a heat engine that produces 150 J of heat, does 40 J of work, and emits 110 J into another system. What is the efficiency of the heat engine? (show you work)
Wednesday, December 7, 2016 by Mark

physics
A hoop is at rest at the top of a 3.0 m long ramp with an angle of evelation of 24°. If the hoop rolls down the ramp, what is the final velocity of the hoop at the bottom of the ramp
Wednesday, December 7, 2016 by jordan

Physics
A 775 kg roller coaster car is at the top of a roller coaster car is at the top of a roller coaster as shown below. The height of the car at point A is the minimum height that is necessary for the car to stay on the loop. The radius of the loop is 30 m. What is the height of ...
Wednesday, December 7, 2016 by jordan

physics
A 873-kg (1930-lb) dragster, starting from rest completes a 403.6-m (0.2523-mile) run in 4.935 s. If the car had a constant acceleration, what would be its acceleration and final velocity?
Wednesday, December 7, 2016 by Jahlyssa

Physics
How much heat energy is needed to change 0.25kg of water at 100°C to steam at 100°C? Show your work. Please don't give me the answer, I just need help figuring out how to find the answer. Thanks!
Wednesday, December 7, 2016 by Mark

Physics
Chameleons catch insects with their tongues, which they can extend to great lengths at great speeds. A chameleon is aiming for an insect at a distance of 22 cm. The insect will sense the attack and move away 60 ms after it begins. In the first 60 ms, the chameleon’s tongue ...
Wednesday, December 7, 2016 by Anonymous

Physics
To what potential a sphere of radius 10cm be charged so that the surface density of charge is equal to 1
Wednesday, December 7, 2016 by Arisha imtiaz

Physics
How much heat does a freezer need to remove from 1kg of water at 40°C to make ice at 0°C? (You will need to use the specific heat of water to drop the temperature first, before trying to make the phase change!) Show your work. Please help! Also, this site isn't about giving ...
Wednesday, December 7, 2016 by Jay

Physics
How much heat energy is needed to change 0.25kg of water at 100°C to steam at 100°C? Show your work. Please don't give me the answer, I just need help figuring out how to find the answer. Thanks!
Wednesday, December 7, 2016 by Mark

Physics
The heat of fusion for water is 3.3 x 105 J/kg. How much heat energy is needed to can 3kg of ice at 0°C to water at 0°C? Show your work. Help please!! Don't give the answer, but please help me find the answer?! Thanks
Wednesday, December 7, 2016 by Emily

Physics
Just as no mechanical device can be 100% efficient, no heat engine can transfer 100% of its heat to a single object. Some of the heat energy must be wasted (released into the environment). We have a heat engine that produces 150 J of heat, does 40 J of work, and emits 110 J ...
Wednesday, December 7, 2016 by Jessica

physics
Is the photoelectric effect a direct consequence of the wave character of E.M radiation or of the particle character of E.M radiation?
Wednesday, December 7, 2016 by JAY

PHYSICS
Particles called mesons are produced by accelerator beams. if these particles travel at 2.70* 10^8 m/s and live 2.60*10^-8 s when at rest relative to an observee how long do they live as viewed in the laboratory?
Wednesday, December 7, 2016 by JAY

Physics
A mango is dropped and falls freely from rest what are its position and velocity after 1.0s,2.0s, and 3.0s
Wednesday, December 7, 2016 by Aliyu lawan danzomo

physics
How much work is done in lifting a 300 Newton rock 10 meters from the ground?
Wednesday, December 7, 2016 by battang

physics
What is the time constant of a 10 H inductor and a 200 ohm resistor connected in series? Is my work correct? I did: T= L/R = 10 H divided by 200 ohm = 0.05 seconds = 50 milliseconds mS. Is that correct?
Tuesday, December 6, 2016 by Brett

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