When the speed of a moving body is doubled then___________________?

Related Mcqs:

1. A train is moving with a speed of 100mph. What will be its speed in m/s.?

   A. 45 m/s
   B. 90 m/s
   C. 100 m/s
   D. 120 m/s

   Submitted by: Zahid Jagirani

2. Two automobiles are 150 kilometers apart and traveling toward each other. One automobile is moving at 60km/h and the other is moving at 40km/h mph. In how many hours will they meet?

   A. 2.5
   B. 2.0
   C. 1.75
   D. 1.5
   E. 1.25

   Submitted by: Mansoor Ul Haque

3. A man is in a car is moving with velocity of 36km/hr. His speed with repect to the car is ____________________?

   A. 10m/s
   B. 36m/s
   C. zero
   D. infinite

4. When an electron moving with a uniform speed in a vacuum enters a magnetic field in a direction perpendicular to the field the subsequent path of the electron is ___________________?

   A. a straight line parallel to the field
   B. a parabola in a plane perpendicular to the field
   C. a circle in a plane perpendicular to the field
   D. a straight line along its initial direction

5. The projection of the particle moving in a circle with non-uniform speed executes ?

   A. S.H.M
   B. Vibratory motion
   C. Both B and D
   D. None S.H.M

6. Mach is the unit of measurement in stating the speed of a moving object in relation to__________?

   A. The speed of sound
   B. The speed of other object
   C. The speed of light
   D. The speed of air resistance

   Submitted by: Ghusharib Ur Rehman

7. A field in which the work done in a moving a body along closed path is zero is called________________?

   A. electric field
   B. conservative field
   C. electromagnetic field
   D. gravitational field

8. The direction of the linear velocity of a body moving in a circle is______________?

   A. along the axis of rotation
   B. along the tangent
   C. directed towards the centre
   D. directed away from the centre

9. A body moving along the circumference of a circle completes two revolutions. If the radius of the circular path is R the ration of displacement to the covered path will be_____________?

   A. πR
   B. 2π R
   C. 0
   D. 4πR

10. When a body is moving along a circular path it covers a certain angle in a given interval of time. Such type of motion is__________________?

    A. Vibratory motion
    B. Linear motion
    C. Rotatory motion
    D. Angular motion