The gravitational force between two masses

Assignment Help Physics
Reference no: EM1322237

1. What is the mass of a student 100 N on the surface of the earth? 
2. The gravitational force between two masses M and m separated by a distance r is 40 N. What is the new force when this distance is halved?

Reference no: EM1322237

Questions Cloud

What is the kinetic energy of a object : What is the kinetic energy of a 0.5-kg object moving at a constant speed of 2 m/s?
Find out the magnitude of the electric field these wires : A fire hose ejects a stream of water at an angle of 31.20° above the horizontal. The water leaves the nozzle with a speed of 24.50 m/s. assume that the water behaves like a projectile, how far from a building should the fire hose be located to hit..
A father and a daughter balance a teeter totter : A father and a daughter balance a teeter totter
What is the charge on the sphere : What is the electric field strength at midpoint between two disks.What is the electric field strength a point on axis 5.0 cm from one disk between them.
The gravitational force between two masses : The gravitational force between two masses M and m separated by a distance r is 40 N. What is the new force when this distance is halved?
At the instant she contacts the water her speed : At what angle have to the laser beam in the diagram be aimed at mirrored ceiling in order to hit the midpoint of the far wall? The length of the room is a=4.9 m and its height is b=3.00 m.
What frequency will the force make the object vibrate : A person driving her car at 49 km/h approaches an intersection just as the traffic light turns yellow. She knows that the yellow light lasts only 2.0 s before turning to red, and she is 30 m away from the near side of the intersection .
What is the minimum time needed before it can come : A car is behind a truck going 25m/s on the highway. The car's driver looks for an opportunity to pass, guessing that his car can accelerate at 1.0m/s2. He gauges that he has to cover the 20-m length of the truck, plus 10m clear room at the rear of..
A stone is thrown vertically upward with an initial : A stone is thrown upward with an initial speed of 20 m/s. What is its acceleration at the highest point of its trajectory?

Reviews

Write a Review

 

Physics Questions & Answers

  At what angle must the gun be aimed so the target

A rocket blasts off vertically from rest on the launch pad with an upward acceleration of 2.30. At 10.0 after blastoff, the engines suddenly fail, which means that force they produce instantly stops.

  What is volume concentration

What is volume concentration

  Which makes an angle of 17° with the horizontal

A driver in a car travelling at the speed of 78 km/h sees a cat km away on the road. How long will it take for the car to accelerate uniformly to a stop in exactly 99 m.

  What is the x component of the vector

A ball is thrown directly up from the ground with speed vsub0. At the same time, a second ball is dropped from rest from a height H, straight above the point where the first ball was thrown upward. There is no air resistance. A) Find out the time at ..

  Find out the magnetic force on the rod

Find out the magnetic force on the rod

  What is the smallest distance between the speakers

Two trains, each having a speed of 28 km/h, are headed at each other on the similar straight track. A bird that can fly 56 km/h flies off the front of one train, when they are 66 km apart and heads directly for the other train. On reaching the other ..

  What is the velocity of the box at 1.20

A boy is attempting to swim directly across a river; he is able to swim at a speed of 0.421 m/s relative to the water. The river is 2.48 m wide and the boy ends up at 4.77 m downstream from his starting point.

  What frequency will the force make the object vibrate

A person driving her car at 49 km/h approaches an intersection just as the traffic light turns yellow. She knows that the yellow light lasts only 2.0 s before turning to red, and she is 30 m away from the near side of the intersection .

  Is the cyclist ahead of or behind the car

What is the distance between the particles at this time? The Coulomb constant is 8.95755 × 109 N • m2/C2, the elemental charge is 1.6721 × 10-19 C, and the acceleration due to gravity is 9.8 m/s2.

  What is the magnitude of this field

A 116 kg chesterfield is pushed up a frictionless ramp at the constant speed by a delivery person. If the ramp is inclined at 25.80° to horizontal. What is the magnitude of the normal force that is exerted on the chesterfield by the ramp.

  What is the acceleration of the truck

What is the acceleration of the truck. If it starts 4.50 m from the lower edge of the roof, how fast would the toolbox be moving just as it reaches the edge of the roof if the kinetic friction force on it is 18.0 N.

  Electric charges in a lcr circuit

Find the differential equation and use the initial conditions to determine the constant of integration.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd