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PHYSICS MCQs

Total Questions : 3767 | Page 62 of 377 pages
Question 611. A body is initially moving with a velocity of 5 m/s. It undergoes an acceleration of 2 m/s2 for 4 seconds. Find the displacement (in m) of this body in these 4 seconds.
  1.    4
  2.    72
  3.    36
  4.    8
 Discuss Question
Answer: Option C. -> 36
Question 612. Formula for distance is
  1.    Speed x time
  2.    Time / speed
  3.    Speed x acceleration
  4.    Velocity / speed
 Discuss Question
Answer: Option A. -> Speed x time
Question 613. Which among the following is false about displacement?
  1.    It can be positive, negative or zero
  2.    Displacement is never greater than Distance
  3.    Its SI unit is meter
  4.    It is always positive
 Discuss Question
Answer: Option D. -> It is always positive
Question 614. The motion of the wheels of a bullock-cart while moving on the road is an example of
  1.    Oscillatory and rotatory motion
  2.    Oscillatory and translatory motion
  3.    Translatory and rotatory motion
  4.    Translatory motion only
 Discuss Question
Answer: Option C. -> Translatory and rotatory motion
Question 615. As we go from Equator to North pole the value of ''g', the acceleration due to gravity
  1.    Remains the same
  2.    Decreases
  3.    Increases
  4.    None of the above
 Discuss Question
Answer: Option C. -> Increases
Question 616. Speed in a given direction is called
  1.    Velocity
  2.    Torque
  3.    Acceleration
  4.    Displacement
 Discuss Question
Answer: Option A. -> Velocity
Question 617. For a body moving with uniform acceleration its final velocity equals ________
  1.    Average velocity - initial velocity
  2.    2 x average velocity - initial velocity
  3.    2 x average velocity + initial velocity
  4.    Average velocity + initial velocity
 Discuss Question
Answer: Option B. -> 2 x average velocity - initial velocity
Question 618. A car accelerates uniformly from 18 kmph to 72 kmph in 5 s. The acceleration of the car (in m/s2) is:
  1.    3
  2.    5
  3.    6
  4.    7
 Discuss Question
Answer: Option A. -> 3
Question 619. In ________ motion of a body its velocity varies with time.
  1.    Uniform
  2.    Linear
  3.    Equilibrium
  4.    Non-uniform
 Discuss Question
Answer: Option D. -> Non-uniform
Question 620. Rate of change of displacement is known as ________
  1.    Acceleration
  2.    Velocity
  3.    Speed
  4.    Distance
 Discuss Question
Answer: Option B. -> Velocity

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