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PHYSICS MCQs

Total Questions : 3767 | Page 60 of 377 pages
Question 591. One light year is equal to
  1.    2 trillion miles
  2.    6 trillion miles
  3.    8 trillion miles
  4.    9 trillion miles
 Discuss Question
Answer: Option B. -> 6 trillion miles
Question 592. Parsec is the unit of
  1.    Distance
  2.    Time
  3.    Intensity of light
  4.    Magnetic line
 Discuss Question
Answer: Option A. -> Distance
Question 593. One nanometer is equal to ________ meters.
  1.    10 raised to the power (-3)
  2.    10 raised to the power (-6)
  3.    10 raised to the power (-9)
  4.    10 raised to the power (-12)
 Discuss Question
Answer: Option C. -> 10 raised to the power (-9)
Question 594. The Length of the Day is determined in
  1.    Length of the hours
  2.    Length of the year
  3.    Astronomical units
  4.    Solar terms
 Discuss Question
Answer: Option C. -> Astronomical units
Question 595. Which of the following pairs of physical quantities have the same dimensions?
  1.    Force and Power
  2.    Work and Power
  3.    Work and Energy
  4.    Momentum and Power
 Discuss Question
Answer: Option C. -> Work and Energy
Question 596. What is the fundamental unit of amount of a substance?
  1.    Mole
  2.    Candela
  3.    Kelvin
  4.    Meter
 Discuss Question
Answer: Option A. -> Mole
Question 597. Negative acceleration is in the opposite direction of:
  1.    Force
  2.    Distance
  3.    Velocity
  4.    Momentum
 Discuss Question
Answer: Option C. -> Velocity
Question 598. The motion of a body that repeats itself after a regular interval of time is
  1.    A periodic motion
  2.    A simple harmonic motion
  3.    An aperiodic motion
  4.    An oscillatory motion
 Discuss Question
Answer: Option A. -> A periodic motion
Question 599. If an object moves with constant velocity,
  1.    It must have constant speed
  2.    It must have constant direction
  3.    It must have constant speed in constant direction
  4.    None of the above
 Discuss Question
Answer: Option C. -> It must have constant speed in constant direction
Question 600. During uniform motion of an object along a straight line, its ________ remains constant with time.
  1.    Acceleration
  2.    Deceleration
  3.    Force
  4.    Velocity
 Discuss Question
Answer: Option D. -> Velocity

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