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NTS Test

NTS Test (3)
MDCAT (1)

Two bodies of masses m₁ and m₂ have equal momentum their kinetic energies E₁ and E₂ are in the ratio

A. m²₁ : m²₂
B. m₁ : m₂
C. m₂ : m₁
D. √m₁ : √m₂

Option: C

How much water a pump of 2kW can raise in one minute to a height of 10m, take g = 10m/s²?

A. 100 liters
B. 1200 liters
C. 1000 liters
D. 1500 liters

Option: B

A body of mass 2kg is thrown up vertically with K.E. of 490 joules. If the acceleration due to gravity is 9.8 m/s², the height at which the K.E. of the body becomes half its original value is given by:

A. 10m
B. 12.5m
C. 25m
D. 50m

Option: B