Physics
Grade-10
Easy

Question

A car travels at a constant speed around a horizontal circular track. Which diagram correctly represents the direction of v and Fc acting on the car at a particular moment?

The correct answer is:

Related Questions to study

Grade-10
Physics

Which law determines the direction of an object’s acceleration as it is moving in uniform circular motion?

  1. Newton’s first law of motion
  2. Newton’s second law of motion
  3. Newton’s third law of motion
  4. Universal law of motion

Which law determines the direction of an object’s acceleration as it is moving in uniform circular motion?

PhysicsGrade-10
  1. Newton’s first law of motion
  2. Newton’s second law of motion
  3. Newton’s third law of motion
  4. Universal law of motion
Grade-10
Physics

Which law determines the direction of an object’s velocity as it is moving in uniform circular motion?

  1. Newton’s first law of motion
  2. Newton’s second law of motion
  3. Newton’s third law of motion
  4. Universal law of motion

Which law determines the direction of an object’s velocity as it is moving in uniform circular motion?

PhysicsGrade-10
  1. Newton’s first law of motion
  2. Newton’s second law of motion
  3. Newton’s third law of motion
  4. Universal law of motion
Grade-10
Physics

When an object experiences uniform circular motion, the direction of the net force is:

  1. In the same direction as the motion of the object.
  2. In the opposite direction of the motion of the object.
  3. Towards the center of the circular path.
  4. Away from the center of the circular path.

When an object experiences uniform circular motion, the direction of the net force is:

PhysicsGrade-10
  1. In the same direction as the motion of the object.
  2. In the opposite direction of the motion of the object.
  3. Towards the center of the circular path.
  4. Away from the center of the circular path.
parallel
Grade-10
Physics

An object moves in a circular path at a constant speed. Compare the direction of the object’s velocity and acceleration.

  1. Both are in the same direction
  2. Both are in opposite direction
  3. Both are perpendicular
  4. Incomplete information

An object moves in a circular path at a constant speed. Compare the direction of the object’s velocity and acceleration.

PhysicsGrade-10
  1. Both are in the same direction
  2. Both are in opposite direction
  3. Both are perpendicular
  4. Incomplete information
Grade-10
Physics

Which of these is the unit for centripetal force?

  1. J
  2. N
  3. W
  4. Ergs

Which of these is the unit for centripetal force?

PhysicsGrade-10
  1. J
  2. N
  3. W
  4. Ergs
Grade-10
Physics

Centripetal acceleration is ___.

  1. Acceleration towards the center of a curved or a circular path.
  2. Acceleration towards the outside of a circle
  3. Vertical motion
  4. Horizontal motion

Centripetal acceleration is ___.

PhysicsGrade-10
  1. Acceleration towards the center of a curved or a circular path.
  2. Acceleration towards the outside of a circle
  3. Vertical motion
  4. Horizontal motion
parallel
Grade-10
Physics

Centripetal acceleration always points:

  1. Away from the centre of the circle formed by the uniform circular motion.
  2. Towards the center of the circle formed by the uniform circular motion.
  3. In the tangential direction of the center of the circle formed by the uniform circular motion.
  4. In the direction of object’s motion

Centripetal acceleration always points:

PhysicsGrade-10
  1. Away from the centre of the circle formed by the uniform circular motion.
  2. Towards the center of the circle formed by the uniform circular motion.
  3. In the tangential direction of the center of the circle formed by the uniform circular motion.
  4. In the direction of object’s motion
Grade-10
Physics

The velocity of an object moving in a circular path is always ________ to the line of a circle.

  1. Outwards
  2. Towards the center
  3. Tangential
  4. Radial

The velocity of an object moving in a circular path is always ________ to the line of a circle.

PhysicsGrade-10
  1. Outwards
  2. Towards the center
  3. Tangential
  4. Radial
Grade-10
Physics

Which of the following depicts the speed of the ball moving in a uniform circular path?

  1. A
  2. B
  3. C
  4. D

Which of the following depicts the speed of the ball moving in a uniform circular path?

PhysicsGrade-10
  1. A
  2. B
  3. C
  4. D
parallel
Grade-10
Physics

Which represents the acceleration of the ball moving in a uniform circular path.

  1. A
  2. B
  3. C
  4. D

Which represents the acceleration of the ball moving in a uniform circular path.

PhysicsGrade-10
  1. A
  2. B
  3. C
  4. D
Grade-10
Physics

On which factor does the centripetal force not depend?

  1. Object’s mass
  2. Object’s shape
  3. Object’s speed
  4. Distance between the object and the axis point 

On which factor does the centripetal force not depend?

PhysicsGrade-10
  1. Object’s mass
  2. Object’s shape
  3. Object’s speed
  4. Distance between the object and the axis point 
Grade-10
Physics

What is the angle between the velocity vector and the centripetal force?

  1. 0 degree
  2. Less than 90 degrees
  3. 90 degrees
  4. More than 90 degrees

What is the angle between the velocity vector and the centripetal force?

PhysicsGrade-10
  1. 0 degree
  2. Less than 90 degrees
  3. 90 degrees
  4. More than 90 degrees
parallel
Grade-10
Physics

Which Newton’s law is responsible for centripetal force?

  1. Newton’s first law of motion
  2. Newton’s second law of motion
  3. Newton’s third law of motion
  4. Universal law of motion

Which Newton’s law is responsible for centripetal force?

PhysicsGrade-10
  1. Newton’s first law of motion
  2. Newton’s second law of motion
  3. Newton’s third law of motion
  4. Universal law of motion
Grade-10
Physics

Centripetal force points towards the:

  1. Outside of the circle
  2. Centre of the circle
  3. Boundary of the circle
  4. Tangential to the circle

Centripetal force points towards the:

PhysicsGrade-10
  1. Outside of the circle
  2. Centre of the circle
  3. Boundary of the circle
  4. Tangential to the circle
Grade-10
Physics

What is the rate of change of momentum of the following box.

  1. fraction numerator m left parenthesis v minus u right parenthesis over denominator t end fraction
  2. m(v - u)
  3. fraction numerator m left parenthesis v plus u right parenthesis over denominator t end fraction
  4. m(v + u)

What is the rate of change of momentum of the following box.

PhysicsGrade-10
  1. fraction numerator m left parenthesis v minus u right parenthesis over denominator t end fraction
  2. m(v - u)
  3. fraction numerator m left parenthesis v plus u right parenthesis over denominator t end fraction
  4. m(v + u)
parallel

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