A man is standing on a weighing machine in a lift which is moving. The weighing machine will slow MINIMUM reading when, the lift is moving?

Related Mcqs:

1. A slow-running pendulum clock can be speeded up by_______________?

   A. Increasing the length of the rod
   B. Increasing the weight of the bob
   C. Reducing the length of the rod
   D. Reducing the weight of the bob

   Submitted by: Ashfaque Ali Khoso

2. A train goes past a railway station at a high speed. A young boy standing on the edge of the platform is likely to __________?

   A. Remain unaffected
   B. Fall away from the train
   C. Fall towards the train
   D. Fall away from or towards the train depending upon the speed

3. It is observed that the total pressure exerted by air on the man of average size is around 14.7 lb wt. per square inch. But the man feels quite comfortable,. It is because of__________?

   A. An equal and opposite pressure acts from inside
   B. of the height of a man
   C. of gravity
   D. Earth pulls the man upward
   E. None of these

   Submitted by: Zeeshan Rafique Soomro

4. A Fahrenheit thermometer indicates a temperature of ‘ 14°F. its corresponding reading on the Celsius scale will be _________?

   A. – 2O°C
   B. – 10°C
   C. + 10°C
   D. + 20°C

5. A satellite moving round the earth with a uniform speed has____________?

   A. An accelerated motion
   B. No acceleration at all
   C. Uniform acceleration
   D. Uneven acceleration

6. The average speed of a moving object during a given interval of time is always:

   A. the magnitude of its average velocity over the interval
   B. the distance covered during the time interval divided by the time interval
   C. one-half its speed at the end of the interval
   D. its acceleration multiplied by the time interval
   E. one-half its acceleration multiplied by the time interval

   Submitted by: Mansoor Ul Haque

7. Sun is moving around the centre of the galaxy at a velocity of _______ km/s?

   A. 205
   B. 210
   C. 215
   D. 220

   Submitted by: Amin Lakhair

8. A boy sitting in an open car moving with the constant speed throws a ball straight up into the air. The ball falls _________?

   A. behind him
   B. in front of him
   C. into his hand
   D. by his side

   Submitted by: Malik Asghar Hussain

9. A moving object always possesses?

   A. Potential Energy
   B. Kinetic Energy
   C. Thermal energy
   D. Magnetic energy

   Submitted by: Raza Ali Mugheri

10. ______ is the “Work done in moving a unit charge between two points in an electric circuit”?

    A. Potential difference
    B. Current
    C. Power
    D. Resistence

    Submitted by: Malik Asghar Hussain