Physica

73 results

Physica

a ball of mass 0.2 kg is thrown at 10 m s its kinetic energy is

Physica

what is the pressure dut to 30 m heght water column

Physica

IF A= 2x+3y and B=-x+y,then the angle between the resultant A+B and the positive directio of x-axis is ;.....

Physica

if A=12x - 16y and B= - 24x + 10y,what is the magnitude of the vecror C=2A-B?

Physica

IF A = 2x+3y and B = -x+y, then the angle between the resultant A+B and the positive directio of x-axis is

Physica

The tension of the string of a system as shown m1=m2=5.00kg in the figure is

Physica

The tension of the string of a system as shown m1=m2=5.00kg in the figure is

Physica

A box is pulled horizontally by a 60 N force at an average velocity 1.0m/s. The power is

Physica

In the figure shown ,f =40 N (angle force is 40 ) and m=2.0 kg . the magnitude of acceleration of the block is;

Physica

In the figure shown ,f =40 N (angle force is 40 ) and m=2.0 kg . the magnitude of acceleration of the block is;

Physica

In the figure shown ,f =40 N (angle force is 40 ) and m=2.0 kg . the magnitude of acceleration of the block is;

Physica

A car moving with a constant velocity. This means that the net force acting on it is

Physica

How much work is done by a person lifting 2 Kg object from a bottom of a well at constant speed of 2 m is

Physica

if a ball thrown straight up how does the distance ( h) it rises vary with its initial speed?

Physica

if a ball thrown straight up how does the distance ( h) it rises vary with its initial speed

Physica

How much work is done by a person lifting a 2 kg object from a bottom of a well at constant speed of 2 m\ s for 5 sec

physica

a stone is thrown vertically upward with an initial velocity v0. the distance travelled by it in time 1.5v0/g?

Physica

How much work is done by person lifting a 2 kg object from abottom of awell at constant speed of 2 m\s for 5 sec

Physica Science

Describe the movement of the Earth based upon the perceived change in positions of the stars

Physica

An aluminum sphere is 8.60 in diameter. What will be its percent change in volume if it is heated from 30 to 120 degrees Celsius.

Physica

The position of a particle is given by equation X(t)=2t^2 where t in second and X in metere. The average velocity during time interval from t=1 s to t=5 s is.......

Physica

if A=12x - 16y and B= - 24x + 10y,what is the magnitude of the vecror C=2A-B? Please check out the necessity to solve them and thank

life orientation

mention factors that that contribute to the behaviour of lack of physica fitness and proper nutrition in adolescence

Physica

A car moving along astraight line changes its velocity from 40 m\s to 80 m\s in a distance of 200 m . The acceleration during its motion is ...

Physica

A car moving along astraight line changes its velocity from 40 m\s to 80 m\s in a distance of 200 m . The acceleration during its motion is ...

Physica

if an averge current of 5.5 Amp is passing through aconductor for 2 min . what is the charge in Coulomb ( C ) crosstional areaed any cross sec

Physica

if an averge current of 5.5 Amp is passing through aconductor for 2 min . what is the charge in Coulomb ( C ) crosstional areaed any cross sectional area

Physica

A box of a mass 1500 kg slides from rest on inclined plane , as shown in figure(the angle 30) .Neglecting the Frictional force ,the magniture of its acceleration is ;

Physica

In the figure shown ,the string and pulley are massless , if m1 = 15 kg and m 2 =10 kg ,the tension in the string is ;

Physica

In the figure shown ,the string and pulley are massless , if m1 = 15 kg and m 2 =10 kg ,the tension in the string is ;

Physica

a woman pushes horizontally a chair with a force of 400 N the work she does on the chair to move 2 m is

Physica

How much work is done by a person lifting 2 Kg object from a bottom of a well at constant speed of 2 m is ( work =...... kj )

physica science

when will the resultant of the two vectors be at maximum when two forces of 5n and 7n act on an object?

Physica

A person wajks on astraight road for 100 m and then return back for 20 m .The ratio of the magnitude of the distance to the displacement of the person is....

Physica

A car acceleration from rest 45 m\s in 15 s average acceleration is.

Milton mpfumedzeni life orientation grade 11

To wich bad road use has a direct impact on the physica,l social and economic aspects to the family the community and the country

physica

what is an example of a lab where you measure conservation of momentum? Please don't give the car example or ball pendulum because those are too difficult to understand.

Physica

The sum of two vectors A and B is maximum when both vectors are : A)parallel B) opposite in direction C) perpendicular to each other D) A inclined 45 with B E) none of the above

Physica

The sum of two vectors A and B is maximum when both vectors are : A)parallel B) opposite in direction C) perpendicular to each other D) A inclined 45 with B E) none of the above

Physica

The sum of two vectors A and B is maximum when both vectors are : A)parallel B) opposite in direction C) perpendicular to each other D) A inclined 45 with B E) none of the above

Physica

a man pushes a box of mass 5 kg in a horizontal direction by 10 N force on the surface through a distance of 5m if the cofficien of kinetic friction is 0.2 the total work done on the box is

Physica

a man pushes a box of mass 5 kg in a horizontal direction by 10 N force on the surface through a distance of 5m if the cofficien of kinetic friction is 0.2 the total work done on the box is

Physica

a man pushes a box of mass 5 kg in a horizontal direction by 10 N force on the surface through a distance of 5m if the cofficien of kinetic friction is 0.2 the total work done on the box is

Physica

Acar is moving with acceleration 200 m in 50 sec reached to velocity 10 m\sec .what the total distance the car moved in 60 sec.

physics

hey you guys , i reay appreciate it if you guys help me out . Q: a vector is a physica quantity that has which of the following properties ( can be more than one) a)magnitude b)color c)speed d)direction

Physica

If the length of a wire is doubled and its cross – section area decreased to half ,the resistivity of the wire becomes the same ( put true or false) pleas drwls

Physica

If the length of a wire is doubled and its cross – section area decreased to half ,the resistivity of the wire becomes the same ( put true or false) pleas drwls

Physica

If a student desires to produce three times larger and an erect image from a double convex lens with focal length of 15 cm ,then he should place the object from the lens at ;

Physica

If a student desires to produce three times larger and an erect image from a double convex lens with focal length of 15 cm ,then he should place the object from the lens at ;

Physica

Peace, and mercy and blessings of God Atqm thank you for helping me teach my children and success in physics at the Mah their college education and that the wrinkles in the balance Hassanatkm for all and especially Damo,Drwls, bobpursley.Elena

Physica

What is the value of the focal length fn2 of a convergent lens with index of refraction ( n2 =1.5) if it was fn1 =5cm for an index of refraction n1 = 1.4 .

Physica

What is the value of the focal length fn2 of a convergent lens with index of refraction ( n2 =1.5) if it was fn1 =5cm for an index of refraction n1 = 1.4

Physica

What is the value of the focal length fn2 of a convergent lens with index of refraction ( n2 =1.5) if it was fn1 =5cm for an index of refraction n1 = 1.4 .

physica

If a certain spring stretches 4.32221 cm when a load of 15.3617 N is suspended from it, how much will the spring stretch if it is cut in half and 18.2451 N is suspended from it?

Physica

(Please put the resulting figures and Thanks)))) a man pushes a box of mass 5 kg in a horizontal direction by 10 N force on the surface through a distance of 5m if the cofficien of kinetic friction is 0.2 the total work done on the box is

Physica

A rocket reises from rest with an acceleration 5m/s^2 until it runs out of fuel at a height of 500 m . The maximum height dose the rocket from the ground reach is?

Physica

If the length of a wire is doubled and its cross – section area decreased to half ,the resistivity of the wire becomes a)the same b)four time c)half d)one fourth e)double

Physica

A contact lens is made of plastic with an index of repraction of 1.5 , The lens has an outer radius of eurvature ( convex) of 2 cm and an inner radius of curvature (concave ) of 4 cm .the focal length of the lens is;

Physica

A contact lens is made of plastic with an index of repraction of 1.5 , The lens has an outer radius of eurvature ( convex) of 2 cm and an inner radius of curvature (concave ) of 4 cm .the focal length of the lens is;

Physica

Had this question answered answered before but I could not understand the explanation. Can someone else please help me? What is the likely identity of a substance (see Table 10-1) if a sample has a mass of 9.38 g when measured in air and an apparent mass of 8.55 g when ...

Physica

A small closed bottle is filled with water to adepth of 30 cm .A small hole located 10 cm above the bottom of the bottle is then opened .What is the speed of the water emerge from the hole in m\sec unit

Physica

2. When traveling down the road at a constant speed of 55 mph, 26.4 m/s, the tangential velocity of the wheels is also 55 mph. If a car tire is 65.0 cm in diameter, then; a. What is the period and frequency of the spinning car tire? b. What is the centripetal acceleration of a...

pysical education

history of physica educaion Anceint rome and greece , young men/boys would go to school and learn artimatics, liturature and partisapate in physical education, young ladies would learn at home housewife duties.

physica

Shaw's leg segment is rotating with a constant angular velocity of 11.7 rad/s about his knee joint. The origin of reference frame is at his knee joint. At a specific instant in time, the coordinates of his ankle are -0.2,0.21 m. At that instant, what is the vertical ...

Physica

A 21.0-kg satellite has a circular orbit with a period of 2.37 h and a radius of 8.50×106 m around a planet of unknown mass. If the magnitude of the gravitational acceleration on the surface of the planet is 7.10 m/s2, what is the radius of the planet? I am not sure which ...

Physica

A man of 60 kg standing on a floor at rest. The normal force exerted by the floor on the man is: A)588 N upward B) 120 N downward C) 60 N downward D) 588 N downward E) 60 N upward

physica

A small first-aid kit is dropped by a rock climber who is descending steadily at 1.3 m/s. After 4.0 s, what is the velocity of the first-aid kit? The acceleration of gravity is 9.81 m/s 2 . Answer in units of m/s 012 (part 2 of 2) 10.0 points How far is the kit below the ...

grammar action and linking verbs(mental or physica

In China, shrines honor ancestors. Is honor an a. action verb(physical)b. action verb(mental) c. linking verb d. not a verb

physica

help A thermally insulated vessel containing 100 grams of ice at 0 degrees Celsius . Water at 55 degrees celsius is poured and after some time , the system reaches the equilibrium at a temperature of 10 degrees Celsius. That amount of water in grams was placed . ( heat fusion ...

Physica

which of the following is correct a)the average speed of an object is the elapsed time divided by the distance traveled b)the average velocity of an object is the ratio of the distance traveled by the elapsed time. c)the instantaneous velocity is the limit of the average ...

Physica

which of the following is correct a)the average speed of an object is the elapsed time divided by the distance traveled b)the average velocity of an object is the ratio of the distance traveled by the elapsed time. c)the instantaneous velocity is the limit of the average ...

Physica And Geometry Part II

Please look at question carefully. Max Range is easy. But, there is also a second question. How close to the shore should the boat get, so that it is protected by the peak. What formula can you use to figure that out. An enemy ship is on the east side of a mountainous island. ...

physica

Consider the rods plus disc system shown in the Figure. The rods are identical. They have a length L =0.50 m, and mass M = 0.250kg. The disc has a radius of R = 0.130m and mass m=0.750kg. Both rods are glued to the disk as shown with X = 0.25m. The system behaves as a compound...

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