# Two objects attract each other gravitationally with a force of 2.2&times;10&amp;#8722;10 when they are 0.20 apart. Their total mass is 4.00

129,084 results

### Phsyics

Two objects attract each other gravitationally with a force of 2.1×10−10 when they are 0.21 apart. Their total mass is 4.00 .

### physics

Two objects attract each other gravitationally with a force of 2.1×10−10 when they are 0.25 apart. Their total mass is 4.50 .

### Bio Help Please

1)How can you indicate that the bacteria have taken up the plasmid? 2)What is the purpose of the LB/amp(-) plate? Should there be bacterial growth on the plate? 3) Why would one compare plates LB/amp (-) and LB/amp (+)?

### Bio Help Please!!!

1)How can you indicate that the bacteria have taken up the plasmid? 2)What is the purpose of the LB/amp(-) plate? Should there be bacterial growth on the plate? 3) Why would one compare plates LB/amp (-) and LB/amp (+)?

### Physics

Two objects attract each other gravitationally with a force of 2.1×10−10 N when they are 0.21 M apart. Their total mass is 4.00 KG Find their individual masses. .

### Physics

Two objects attract each other gravitationally with a force of 2.3×10−10 when they are 0.21 apart. Their total mass is 4.50 . Find their individual masses.

### Physics

Two objects attract each other gravitationally with a force of 2.7×10−10 when they are 0.65 apart. Their total mass is 4.4 Find their individual masses.

### biology

Which bacterial plates control for: 1) If the E. coli cells were transferred correctly: 2) If the E. coli cells can grow on LB: 3) If the Ampicillin is working correctly: 4) If the “stock” E. coli cells were contaminated with plasmid: Possible choices for each number are...

### Physics

Two objects attract each other gravitationally with a force of 2.9 10-10 N when they are 0.29 m apart. Their total mass is 4.0 kg. Find their individual masses.

### physics

Two objects attract each other gravitationally with a force of when they are 0.25 m apart. Their total mass is 4.00 kg. Find their individual masses

### Physics

A 60 watt light bulb in a household circuit at 120 V carries a current of 0.500 amp. (An amp was defined in class as a way to measure charge movement. One amp is one coulomb per second.) How many electrons move through this light bulb in five minutes?

### Physics

two objects attract each other gravitationally with a force of (2.5)(10^-10)N when they are 0.25m apart. Their total mass is 4.0 kg. Find their individual masses.

### PHY

Two objects attract each other gravitationally with a force of 3.5 10-10 N when they are 0.33 m apart. Their total mass is 4.0 kg. Find their individual masses. A)larger mass kg B)sMaller mass kg

### physics

two objects attract each other gravitationally with a force of 2.5^-10N.when they are 0.25m apart. Their total mass is 4.00kg. Find the individual mass?

### univ-phys

Two objects attract each other gravitationally with a force of 2.5×10^-10N when they are 0.22m apart. Their total mass is 4.50kg. Find their individual masses.

### Physics

How to solve/work problem? Two objects attract each other gravitationally with a force of 2.5 * 10^-10 N when they are .25m apart. Their total mass is 4.0kg. Find their individual masses.

### Electric circuit and Electronics

A triangular wave of +-12v amplitude and 10Mhz frequency is generated at the output of an op-amp.Calculate the minimum slew rate of the op-amp used.

### phy

Two objects attract each other gravitationally with a force of 3.5 10-10 N when they are 0.33 m apart. Their total mass is 4.0 kg. Find their individual masses. I got my answers but its say incorrect. the values i got 3.43 for larger mass and 0.57 small mass

### Biology

The reason you might see fewer colonies on your LB/Amp/Arabinose + plate (compared to the number of colonies..? The reason you might see fewer colonies on your LB/Amp/Arabinose + plate (compared to the number of colonies that you see on your LB/Amp + plate) is because? a. UV ...

### calculus

The Voltage v , Current I and Resistance R are related by the equation V=IR. Suppose that V is increasing at a rate of 2 volt/sec, while I is decreasing of the rate of 1/5 (amp/sec ). Let t denote time in seconds. Find the rate at which R is changing when V=40volts and 1=2 amp .

### calculus

The Voltage v , Current I and Resistance R are related by the equation V=IR. Suppose that V is increasing at a rate of 2 volt/sec, while I is decreasing of the rate of 1/5 (amp/sec ). Let t denote time in seconds. Find the rate at which R is changing when V=40volts and 1=2 amp .

### calculus-changing voltage

V = IR V is increasing at the rate of 1 volt/sec while I is decreasing at the rate of 1/3 amp/sec. Let t = time in sec What is dV/dt? What is dI/dt? Find the rate at which R is changing when V = 12 volts and I = 2 amp. Thanks. Please ignore this. I got the answer.

### physics

Expensive amplifier A is rated at 250 W, while the more modest amplifier B is rated at 45 W. (a) Estimate the sound level in decibels you would expect at a point 3.5 m from a loudspeaker connected in turn to each amp. (b) Will the expensive amp sound twice as loud as the ...

### physics

8. The current in a simple series circuit is 5 amp. When an additional resistance of 2 ohms is inserted in series, the current drops to 4 amp. What is the resistance of the original circuit?

### precalc

1. Write an equation of the following using the particular function. 1. The function is sine. The amp is 2 and the domain is [0, 2]. I got y=2sin(pie(x)) but i plugged that in my calc and it doesnt look like the graph on my worksheet 2. The function is cosine. The amp is 3 and...

### Calculus

If V volts are measured across a resistance of R ohms in a circuit carrying a current of I amperes, V=IR. At a certain instant, the voltage is 250 and is increasing at a rate of 4 volts/min, while the current is 0.5 AMP and is increasing at a rate of 0.01 amp/min. Find the ...

### Physics

Two objects attract each other gravitionally with a force of 2.5 *10^-10 N when they are .25m apart. Their total mass is 4.0kg. Find their individual masses.

### Biology

In one signaling pathway, cyclic AMP (or cAMP) acts as a second messenger in a series of reactions that result in the relaxation of smooth muscle cells in artery walls. Define cyclic AMP and describe the role and properties of a second messenger. Then explain how a medication ...

### Calculus

Calculus If V volts are measured across a resistance of R ohms in a circuit carrying a current of I amperes, V=IR. At a certain instant, the voltage is 250 and is increasing at a rate of 4 volts/min, while the current is 0.5 AMP and is increasing at a rate of 0.01 amp/min. ...

### Biology - Genetics

Can someone please help explain in a step by step process how to do this problem and what it means? I do not understand what it is asking for exactly in regards to positive, negative, and the resistance gene and so forth...especially about the media being selective. What does ...

### physics

35 amps of current goes through a 40 amp fuse. What happens? 25 amps of current goes through a 15 amp fuse. What happens? Think about what a fuse is used for. Why would you put a fuse in a circuit?

### physic

An in-ground swimming pool has the dimensions 20 m x 15 m. It is filled with water to a uniform depth of 3.00 m.What is the total force exerted on the bottom of the swimming pool?The density of water = 1.00 × 103 kg/m3.

### physics

Two objects attract each other with a gravitational force of magnitude 0.99 10-8 N when separated by 19.1 cm. If the total mass of the objects is 5.01 kg, what is the mass of each?

### math

angle of elevation of two ships from the top of the lighthouse and on the same side are fond to be 45&30 dreege respectively if the ship is 200m apart find the height of the lighthouse

### Help Please!

1) AMP -activated protein kinase (AMPK): Option A: is activated by both AMP and ADP. Option B: undergoes allosteric regulation. Option C: all of the choices are correct. Option D: adds phosphate groups to serines and threonines in other enzymes. 2) Which of the following ...

### Algebra

If a worker wants to pack 200 newly harvested mangoes at average size of 3"x2" in delivery boxes .To optimize the cost and profit in packaging , the mangoes must be properly packed in boxes of similar sizes. To systemize counting , there must also be equal ...

### MAth

If a worker wants to pack 200 newly harvested mangoes at average size of 3"x2" in delivery boxes .To optimize the cost and profit in packaging , the mangoes must be properly packed in boxes of similar sizes. To systemize counting , there must also be equal ...

### Cell Biology Help Please!

1) AMP -activated protein kinase (AMPK): Option A: is activated by both AMP and ADP. Option B: undergoes allosteric regulation. Option C: all of the choices are correct. Option D: adds phosphate groups to serines and threonines in other enzymes. 2) Which of the following ...

### Physics

Please can you help out: 1)The Potential diff across the terminals of a battery is 8.5v when there is a current of 3amps in the cct from the -ve to the +ve terminal. When the current is 2amps in the reverse direction, the potential diff becomes 11volts. a) what is the internal...

### maths

Side of parallelogram is16&3x find x?

### math/physics

A 8 kg mass is attached to a spring hanging from the ceiling and allowed to come to rest. assume that the spring constant is 40 n/ m and a damping constant is 3 N/m. At t=0 and external force of 2 sin(2t+PI/4)N is applied to the system. determine amp, frequency and steady ...

### Math

If a worker wants to pack 200 newly harvested mangoes at average size of 3"x2" in delivery boxes .To optimize the cost and profit in packaging , the mangoes must be properly packed in boxes of similar sizes. To systemize counting , there must also be equal ...

### differential equations

Search: A 8 kg mass is attached to a spring hanging from the ceiling and allowed to come to rest. assume that the spring constant is 40 n/ m and a damping constant is 3 N/m. At t=0 and external force of 2 sin(2t+PI/4)N is applied to the system. determine amp, frequency and ...

### microbiology

What is a unique mono-nucleotide of the RNA? Is it GMP AMP TMP CMP or UMP thanks

### physics

Two objects .25m apart exert a force of 2.5x10 to the -11 power on each other, if thier total mass is 4kg, what is the mass of each?

### physics

Two objects .25m apart exert a force of 2.5x10 to the -11 power on each other, if thier total mass is 4kg, what is the mass of each?

### physics

A 10 amp fuse is connected in series to 4 identical 5 ohm resistors in parallel with each other. What is the maximum size battery that could be connected without blowing the fuse?

### physics

Two blocks, A and B (with mass 50 kg and 100 kg, respectively), are connected by a string, as shown in the figure below. The pulley is frictionless and of negligible mass. The coefficient of kinetic friction between block A and the incline is μk = 0.28. Determine the ...

### physics

Calculate the power of a device that requires 1.98 mA at 25.5 V. I know how to do the problem. i am just confused on how to convert megaAmps(which is mA right?) to amps. i think there are 1million amps in one mega amp? is that correct or is it the other way. so would you do 1....

### PHYICAL

If average current of 5.5 Amp is passing through a condutor for 2 min ,What is the charge in Coulomb ( C ) crossed any cross sectional area.

### 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

### IPC

i don't have a book or anything to go look all this stuff up so i really need help understanding this.. Which of the following statements is not true? a)negatively charged objects attract other negatively charged objects. b)postively charged objects attract negatively charged ...

### 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

### physics

7)In calculating the force of gravity between two objects, if the mass of one object increased by 4 and the other by 2, how many times would the force of gravity increase? I don't really understand but I got 6 times 8)In calculating the force of gravity between two objects, if...

### math: and i really need help

You plug a microwave into a 20-ampere (amp) electrical circuit. The microwave use up to 12.5 amps. At most, how many amps are availible for other appliances? 20 - 12.5 = ?? amps

### math

a worker is pushing an 80lb chest up a ramp to land truck. how much force must he use in order to keep the chest from rolling back down the amp? the ramp is inclined 13.8 degrees. draw a sketch with force vectors working in this problem and solve the problem

### math

a conductor having a cross sectional area of 0.00161 sq. in. carries a current of 4.5 amp. Calculate the electron velocity, assuming the wire to be a copper.

### chemistry

I have 3 mg/mL AMP in 50ul stock solution; How do I dilute it to 50ug in 50ul thanks you

### Anatomy

1)Which two molecules/chemicals make up the backbone of the DNA molecule? 2)Which organelle makes most ATP? 3)AMP would have ________ phosphate(s) attached to it? 4)Which is the smallest carbohydrate 5)Which type of chemical bond involves a sharing of electrons

### AP BIO

If a particular experiment were known to have a transformation efficiency of 3 x 103 bacteria/ìg of DNA, how many transformant colonies would be expected to grow on the LB/amp/ara plate?

### physics

a 25v heater has two elements, one of which is missing. if the resistance of the remaining element is measured to be 50 ohm,what must the resistance of a second element be when connected in parallel to maintain a current of 1 amp.

### Digital Logic

The input voltage to a certain op-amp inverting amplifier is 10 mV, and the output is 2 V. What is the closed-loop voltage gain?

### Physics

In calculating the force of gravity between two objects, if the mass of one objects increased by 4 and the other by 2, how many times would the force of gravity increase? Ok well Im horrible at physics but the way I understood it was that you would take 4 times 2 then divide ...

### physics

2 objects are .25m apart and exert a force of 2.5x10^-10 N on each other. Thier total mass is 4 kg. what is the mass of each?

### Physics

A 5.0 amp current flows through a 0.20m long solenoid with 1500 loops What are the magnitude and direction of the magnetic field at the centre of the solenoid?

### Basic electrical engineering

The average velocity of the electrons in a conductor carrying a current of 65.5 amp is 0.0153 inches per sec.what is the cross-sectional area of the conductor.

### physics

Assume that you have two objects, one with a mass of 5 kg and the other with a mass of 20 kg, each with a charge of −0.012 C and separated by a distance of 9m. What is the electric force that these objects exert on one another? Answer in units of N

### physics

Two asteroids, each with a mass of 6 million kilograms are attracted gravitationally with a force of 0.75 N. How far apart are their centers?

### physics

A wire that is 0.86 meters long is moved perpendicularly through a constant magnetic field of strength 0.035 newtons/amp·meter at a speed of 6.0 meters/second. What is the emf produced?

### Math

Find the amplitude, frequency, and distance when t=3 a. y=-15cos((pi*t)/3)+5 b. y=120sin100pi*t I think the amp for a. is 15, the freq is 3/2 cycles per unit of time, and the distance is 20, but I'm not totally sure if I'm approaching this problem correctly.

### chemistry

can someone please explain how to indicate where a label appears in a product? for example: where the label appears in 2-[14C]-Glycine --> AMP

### Chemistry

can someone please explain how to indicate where a label appears in a product? for example: where the label appears in 2-[14C]-Glycine --> AMP

### biochemistry

can someone please explain how to indicate where a label appears in a product? for example: where the label appears in 2-[14C]-Glycine --> AMP

### electrical engineering

Input range: -100mV to +60mV Voltage supplies to the op-amp= ±15V how do we find the input offset voltage?

### College Chemistry

can someone please explain how to indicate where a label appears in a product? for example: where the label appears in 2-[14C]-Glycine --> AMP

### biology

Compare and Contrast: diglyceride vs. dipeptide vs. disaccharide Compare and contrast: GTP vs. UDP vs. AMP

### bio

Compare and Contrast: diglyceride vs. dipeptide vs. disaccharide Compare and contrast: GTP vs. UDP vs. AMP

### organic chemistry

can someone please explain how to indicate where a label appears in a product? for example: where the label appears in the patheway 2-[14C]-Glycine --> AMP

### physics

I have a typical Opamp diode log amplifier. formula for it is.Vout=-Vth*ln(Vin/IsR) The positive side of amp has a resistor and then is tied to ground.How does that extra resistor impact my standard forumla.

### maths

newton’s law of gravitation states that any two bodies attract each other with a force that is inversely proportional to the square of the distance between them. The force of attraction between two bodies is 460 * 10^-12 newtons when they are 6 cm apart. What is the force on...

### science help

One group of students is investigating the properties of charged objects. Their observations are listed below. When two positively charged objects are brought close to each other, they push each other away. When two negatively charged objects are brought close to each other, ...

### 12th Calculus

suppose that at any tiem t(sec) the current i(amp) in an alternating current circuit is i=2cost+2sint. What is the peak (largest magnitude) current for this circuit?

### Physics

wo objects each have a positive charge. The total charge on both objects is 365 µC. When the objects are placed a distance of 1.30 m apart, each exerts an electrostatic force of 24.3 N on the other. What is the charge on each object? (Give your answers in µC.)

### CHEMISTRY

Chromium plating is done using a dichromate solution. How long would it take to plate 1.0x10-2mm thick onto a car bumper with surface area 0.25m^2 in a 25.0 Amp electrolytic cell? (density of chromium is 7.19g/cm^3)

### physics

Expensive amplifier A is rated at 210W , while the more modest amplifier B is rated at 45W . Estimate the sound level in decibels you would expect at a point 9.0m from a loudspeaker connected in turn to each amp.

### Physics

A 20 volt battery has a 4 ohm internal resistance. There is a 5 amp fuse in the main line of the battery. How many 6 ohm resistors can be connected in parallel across the battery before thefuse blows?

### biology

If a particular experiment were known to have a transformation efficiency of 3 x 10^3 bacteria/µg of DNA, how many transformant colonies would be expected to grow on the LB/amp/ara plate? You can assume that the concentration of DNA and fraction of cells spread on the LB agar...

### energy conversion

A 5hp 230volt shunt motor takes 18 amp when operating at full load. The Shunt-field resistance is 115ohms and the armature resistance is 0.25 ohm. calculate the value of the starter resistor if the armature current is limited to 1.5 times the rated value at the starting ...

### physics

A 2-C and a 4-C charge attract each other with a 10-N froce when placed a certain distance apart. With how much force will a 2-C charge and an 8-C charge attract each other when placed the same distance apart? ** I know the answer, but can't find out how to solve it?? **

### Social Studies

Which type of amp would you use to find out the population of northern canada thematic? Which type of map would you use to compare the elevations of the alpha and andes physical?

### physics

Two spacecraft in outer space attract each other with a force of 4 N. What would the attractive force be if they were one-eighth as far apart?

### science

Which statement best describes Newton’s Law of Universal Gravitation? A.Large objects, like Earth and the Sun, attract other objects everywhere in the universe. B.Gravity is a kind of magnetic force between objects and Earth. C.Gravity is the result of the curvature of space...

### Physics

A solenoid has 2000turns wound over a length of .3m Its cross sectional area is .0012(m)(m).around its central section a coil of 300 turns is wound .If an initial current of 2 amp flow in solenoid is reversed in .25sec. The emf induced in CPI will be what?

### physics

A student throws a 9 gram of gum is thrown across the physics lab from a distance of 2.5 m. When the gum has a horizontal velocity of vo it connects with a mass on the end of 1.62 kg simple pendulum which is initially at rest. The pendulum has a length of L of 0.74 m. The gum ...

### Physics

If the EMF produced in a wire is 0.88 volts and the wire moves perpendicular to a magnetic field of strength 0.075 newtons/amp·meter at a speed of 4.20 meters/second, what is the length of the wire in the magnetic field?

### Physics

Two objects x and y with a total mass od 2.5 x 10^3 kg are joined together in outer space and are at rest. An astronaut in a space shuttle presses a button that is explosive and separates the two objects from each other. X moves to the right with a velocity of 4.8 m/s and Y ...

### physics

The circuit shown below has a 100 Ohm resistor and 50 Volt-sec/amp (a unit of inductance called the Henry) inductor connected to a 12V battery. It is a freshman physics tradition that inductors are very poorly The switch is closed at t = 0 seconds. What is the magnitude of the...

### science

vs =6 volts vth =2 volts ida(diode current)=1m amp no value given for resistor network find rth(thevenien) 2,000 and 4000 do not work. diode current must not be equal to isc.?? voc=2 volts

### Physics

In mathematical language, Newton's Law of Gravity expresses the force of gravity, F, between two objects in the following way: F= (GMm)/r^2 where M is the mass of one object, m is the mass of the other object, r is the distance between the two objects, and G is the ...