When a body of mass 'm' attains a velocity 'v' from rest in time 't', then the kinetic energy of translation is
Options:
A. mv2
B. mgv2
C. 0.5 mv2
D. 0.5 mgv2
Answer: Option C

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More Questions on This Topic :

Question 1. The c.g. of a right circular solid cone of height h lies at the following distance from the base
  1.     h/2
  2.     J/3
  3.     h/6
  4.     h/4
Answer: Option D
Question 2. Which of the following are vector quantities?
  1.     Angular displacement
  2.     Angular velocity
  3.     Angular acceleration
  4.     All of these
Answer: Option D
Question 3. The algebraic sum of the resolved parts of a number of forces in a given direction is equal to the resolved part of their resultant in the same direction. this is known as
  1.     Principle of independence of forces
  2.     Principle of resolution of forces
  3.     Principle of transmissibility of forces
  4.     None of these
Answer: Option B
Question 4. Which of the following is the example of lever of first order?
  1.     Arm of man
  2.     Pair of scissors
  3.     Pair of clinical tongs
  4.     All of the above
Answer: Option D
Question 5. The c.g. of a right circular solid cone of height h lies at the following distance from the base
  1.     h/2
  2.     J/3
  3.     h/6
  4.     h/4
Answer: Option D
Question 6. Which of the following is the example of lever of first order?
  1.     Arm of man
  2.     Pair of scissors
  3.     Pair of clinical tongs
  4.     All of the above
Answer: Option D