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Mdcat-past-papers - NMDCAT - Physics Quiz

Filters: Board: NMDCAT | Subject: Physics |
1. One of the following is an ohmic device:



2. When a wire is compressed and its radius becomes 2R then its resistance will be:



3. The unit of resistivity is:



4. Resistance of a conductor of a meter cube of substance is:



5. Resistance of a conductor depends upon:



6. In transmission from grid station, power losses are minimized by:



7. The slope of distance-time graph will always be:



8. Displacement is the rate of change of:



9. When the speed of your car is halved, by what factor does its kinetic energy decrease?



10. If we drop an object, its initial velocity is zero. How far will it fall in time t?



11. The slope of distance-time graph will be:



12. Which law of motion defines force?



13. A handball is tossed vertically upward with a velocity of 19.7 m/s approximately, how much height will it rise?



14. Displacement-time graph gives us unit:



15. The newton-second is unit of:



16. In elastic collision which of the following is constant?



17. Dimension of momentum is same as:



18. If momentum is increased by 13%, then kinetic energy will be increased by:



19. A 1.75cm height weight-lifter raises weights with a mass of 50kg to a height of 0.5m above his head. How much work is being done by him? (g = 10 m/s²)



20. Find Power, If m=200Kg, h = 200m, t =10s and g=10ms⁻².