set 1 MCQ Questions & Answers Detailed Explanation
MOST IMPORTANT general science mcq - 5 EXERCISES
The following question based on mechanics (mass, force, acceleration, work, energy, momentum, velocity) topic of general science mcq
(a) 3
(b) 2
(c) 1
(d) 4
The correct answers to the above question in:
Answer: (b)
According to rules of significant figures.
Practice mechanics (mass, force, acceleration, work, energy, momentum, velocity) (set 1) Online Quiz
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Read more mechanics work and energy Based General Science Questions and Answers
Question : 1
For a body falling freely under gravity from a height
a) both kinetic energy as well as potential energy go on increasing
b) only the kinetic energy goes on increasing
c) only the potential energy goes on increasing
d) the kinetic energy goes on increasing while potential energy goes on decreasing
Answer »Answer: (d)
Question : 2
A parrot is sitting on the floor of a closed glass cage which is in a boy’s hand. If the parrot starts flying with a constant speed, the boy will feel the weight of the cage as
a) increased
b) reduced
c) unchanged
d) nothing can be said
Answer »Answer: (c)
Question : 3
The pressure exerted on the ground by a man is greatest
a) when the stands with both foot flat on the ground
b) when the stands on the toes of one foot
c) when the lies down in the ground
d) all of the above yield the same pressure
Answer »Answer: (b)
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