Gravitation

137 cards   |   Total Attempts: 188
  

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Cards In This Set

Front Back
Which of the following tools can be used to measure weight? OptionsMark for review
  • A) Ruler
  • B) Watch
  • C) Spring balance
  • D) Measuring cylinder
C
A ball is dropped from a certain height, as shown in the given figure. A ball is dropped from a certain height, as shown in the given figure. The type of potential energy possessed by the ball, which allows it to fall, is OptionsMark for review A) elastic B) chemical C) electrical D) gravitational The type of potential energy possessed by the ball, which allows it to fall, is OptionsMark for review
  • A) elastic
  • B) chemical
  • C) electrical
  • D) gravitational
D
A spring is attached to a thin wooden platform, as shown in the given figure. A spring is attached to a thin wooden platform, as shown in the given figure. A heavy ball is dropped from a certain height on the wooden platform. The transfer of energy that takes place as the ball is dropped on the wooden platform is from the OptionsMark for review A) gravitational potential energy of the ball to the elastic potential energy of the spring B) elastic potential energy of the spring to the elastic potential energy of the ball C) gravitational potential energy of the ball to the gravitational potential energy of the spring D) gravitational potential energy of the spring to the elastic potential energy of the ball A heavy ball is dropped from a certain height on the wooden platform. The transfer of energy that takes place as the ball is dropped on the wooden platform is from the OptionsMark for review
  • A) gravitational potential energy of the ball to the elastic potential energy of the spring
  • B) elastic potential energy of the spring to the elastic potential energy of the ball
  • C) gravitational potential energy of the ball to the gravitational potential energy of the spring
  • D) gravitational potential energy of the spring to the elastic potential energy of the ball
A
weight of a few books is measured using a spring balance. Now, the mass of these books is measured using a beam balance. weight of a few books is measured using a spring balance. Now, the mass of these books is measured using a beam balance. Which statement about the mass and weight of the books is correct? OptionsMark for review A) Weight of the books will not vary with location. B) Weight of the books is greater than their mass. C) Mass of the books is greater than their weight. D) Mass of the books will vary with location. Which statement about the mass and weight of the books is correct? OptionsMark for review
  • A) Weight of the books will not vary with location.
  • B) Weight of the books is greater than their mass.
  • C) Mass of the books is greater than their weight.
  • D) Mass of the books will vary with location.
B
When a ball is released from a height, it will fall because of gravitational force. The ball will fall with OptionsMark for review
  • A) constant speed
  • B) decreasing speed
  • C) constant acceleration
  • D) increasing acceleration
C
magnet released from a height, falls on the ground because of the OptionsMark for review
  • A) magnetic force
  • B) frictional force
  • C) electrostatic force
  • D) gravitational force
D
se the following information to answer the next question. On Earth, the mass and weight of a certain satellite are 15 kg and 150 N respectively. se the following information to answer the next question. On Earth, the mass and weight of a certain satellite are 15 kg and 150 N respectively. Which row shows the mass and weight of the given satellite when it is in outer space? OptionsMark for review A) Mass (kg) Weight (N) 0 0 B) Mass (kg) Weight (N) 15 0 C) Mass (kg) Weight (N) 0 150 D) Mass (kg) Weight (N) 15 150 Which row shows the mass and weight of the given satellite when it is in outer space? OptionsMark for review
  • A) Mass (kg) Weight (N) 0 0
  • B) Mass (kg) Weight (N) 15 0
  • C) Mass (kg) Weight (N) 0 150
  • D) Mass (kg) Weight (N) 15 150

B
Mass and weight of an object are correctly defined in table OptionsMark for review
  • A) Mass Weight The amount of material present in a body Gravitational force acting on a body
  • B) Mass Weight Gravitational force acting on a body The amount of material present in a body
  • C) Mass Weight Is the same as the volume occupied by a body Gravitational force acting on a body
  • D) Mass Weight Gravitational force acting on a body Is the same as the volume occupied by a body

A
A substance weighs 100 kg. If acceleration due to gravity is 9.8 ms−2, then mass of the given substance will be OptionsMark for review
  • A) 10 kg
  • B) 40 kg
  • C) 60 kg
  • D) 90 kg
A
Two objects having masses m1 and m2 are separated by a distance r. The gravitational force between the two objects is inversely proportional to OptionsMark for review
  • A) Two objects having masses m1 and m2 are separated by a distance r. The gravitational force between the two objects is inversely proportional to OptionsMark for review A) B) C) D)
  • B) Two objects having masses m1 and m2 are separated by a distance r. The gravitational force between the two objects is inversely proportional to OptionsMark for review A) B) C) D)
  • C) Two objects having masses m1 and m2 are separated by a distance r. The gravitational force between the two objects is inversely proportional to OptionsMark for review A) B) C) D)
  • D) Two objects having masses m1 and m2 are separated by a distance r. The gravitational force between the two objects is inversely proportional to OptionsMark for review A) B) C) D)
A
Two objects having masses m1 and m2 are separated by a distance r. The gravitational force acting between them is F. If the distance between the masses is increased to 2r, then the gravitational force acting between them will become OptionsMark for review
  • A) 4F
  • B) 2F
  • C) Two objects having masses m1 and m2 are separated by a distance r. The gravitational force acting between them is F. If the distance between the masses is increased to 2r, then the gravitational force acting between them will become OptionsMark for review A) 4F B) 2F C) D)
  • D) Two objects having masses m1 and m2 are separated by a distance r. The gravitational force acting between them is F. If the distance between the masses is increased to 2r, then the gravitational force acting between them will become OptionsMark for review A) 4F B) 2F C) D)
.
Which force is responsible for keeping the planets and the satellites moving in their respective orbits? OptionsMark for review
  • A) Electric force
  • B) Magnetic force
  • C) Frictional force
  • D) Gravitational force
C
The weight of a person on Earth is W units. The weight of the same person on the moon, in the same units, will be OptionsMark for review
  • A) W
  • B) The weight of a person on Earth is W units. The weight of the same person on the moon, in the same units, will be OptionsMark for review A) W B) C) D) 2 W
  • C) The weight of a person on Earth is W units. The weight of the same person on the moon, in the same units, will be OptionsMark for review A) W B) C) D) 2 W
  • D) 2 W
C
eter’s mass and weight on Earth are 60 kg and 600 Newton respectively. He knows that the gravitational pull exerted by the moon is eter’s mass and weight on Earth are 60 kg and 600 Newton respectively. He knows that the gravitational pull exerted by the moon is of that exerted by Earth. What will be the mass and weight of Peter on the surface of the moon? OptionsMark for review A) Mass Weight 10 kg 100 N B) Mass Weight 60 kg 100 N C) Mass Weight 10 kg 600 N D) Mass Weight 60 kg 600 N of that exerted by Earth. What will be the mass and weight of Peter on the surface of the moon? OptionsMark for review
  • A) Mass Weight 10 kg 100 N
  • B) Mass Weight 60 kg 100 N
  • C) Mass Weight 10 kg 600 N
  • D) Mass Weight 60 kg 600 N

B
The gravitational pull exerted by Jupiter is more than that exerted by Earth. A ball having mass 10 kg and weighing 98 Newton on Earth is brought to Jupiter. Which table represents the mass and weight of the ball on Jupiter? OptionsMark for review
  • A) Mass Weight Equal to 10 kg Equal to 98 N
  • B) Mass Weight Equal to 10 kg More than 98 N
  • C) Mass Weight More than 10 kg Equal to 98 N
  • D) Mass Weight Less than 10 kg Less than 98 N

B