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10th Grade > Physics

SIMPLE HARMONIC MOTION AND WAVES MCQs

Total Questions : 97 | Page 10 of 10 pages
Question 91. The frequency of simple pendulum 1 m long at a location where T = 1.99 s will be
  1.    0.5 Hz
  2.    2 Hz
  3.    2.6 Hz
  4.    3 Hz
 Discuss Question
Answer: Option A. -> 0.5 Hz
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 92. According to Hooke's Law, the force is directly proportional to the
  1.    time
  2.    change in length
  3.    speed
  4.    velocity
 Discuss Question
Answer: Option B. -> change in length
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 93. When a wave from one medium enters into the second medium at some angle, its direction of travel changes. This phenomenon is known as
  1.    refraction of waves
  2.    diffraction of waves
  3.    reflection of waves
  4.    deflection of waves
 Discuss Question
Answer: Option A. -> refraction of waves
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 94. Shock absorbers in automobiles are one particle application of
  1.    linear motion
  2.    simple harmonic motion
  3.    damped motion
  4.    random motion
 Discuss Question
Answer: Option C. -> damped motion
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 95. A wave moves on a slinky with a frequency of 5 Hz and a wavelength of 0.6 m. The speed of the wave is
  1.    3 ms-1
  2.    2 ms-1
  3.    8.3 ms-1
  4.    0.12 ms-1
 Discuss Question
Answer: Option A. -> 3 ms-1
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 96. The potential energy of mass attached to spring at mean position is
  1.    maximum
  2.    moderate
  3.    zero
  4.    minimum
 Discuss Question
Answer: Option C. -> zero
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 97. Waves which require any medium for their propagation are called
  1.    mechanical waves
  2.    electromagnetic waves
  3.    transverse waves
  4.    longitudinal waves
 Discuss Question
Answer: Option A. -> mechanical waves
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

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