Free Simple Harmonic Motion MCQs with Answers
466 Simple Harmonic Motion MCQs from Physics, each with the correct answer and a written explanation of why it is correct. Free and unlimited, with no account needed.
Simple harmonic motion is oscillation in which acceleration is directly proportional to displacement and directed toward the equilibrium position. Work includes displacement, velocity, acceleration, phase, period, frequency, amplitude and energy, with applications to springs and simple pendulums. The restoring force and the conditions for SHM distinguish it from general periodic motion.
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466 questions · page 14 of 24
- A. 2m
- B. 1/2m
- C. 4 m
- D. 1m
Explanation: In the figure, the wave reaches a maximum displacement of 1 meter above and below the equilibrium line.
Correct answer: 1m- A. 1 Hz
- B. 2 Hz
- C. 3 Hz
- D. 4 Hz
Explanation: Correct. Here's the calculation:Relationship between frequency and period:Frequency (f) = 1 / Period (T)Where:f = frequency (Hz)T = period…
Correct answer: 2 Hz- A. Heating
- B. Resonance
- C. Reverberation
- D. Damping
Explanation: Option B is correct. Resonance describes the phenomenon of increased amplitude that occurs when the frequency of a periodically applied…
Correct answer: Resonance- A. Independent of 'x'
- B. Proportional to 'x'
- C. Proportional to 'x2'
- D. Proportional to 'x-2'
- E. Proportional to '√x'
Explanation: The explanation is given below:.The total energy of a block executing simple harmonic motion is the sum of its kinetic energy and…
Correct answer: Proportional to 'x2'- A. Higher
- B. Lower
- C. Intermediate
- D. Zero
Explanation: For stiffer springs, the spring constant has a larger value. Because for a stiffer spring, more force will be required to produce an…
Correct answer: Higher- A. 2f
- B. f/2
- C. f
- D. None of these
Explanation: Frequency is defined as the number of oscillations or the number of wiggles per unit time.
Correct answer: 2f- A. 1 : √2
- B. 1 : 2
- C. √2 : 1
- D. 2 : 1
- E. 2 : √2
Explanation: First mass = 0.5 kgSecond mass = 1 kgFirst stretch = 5 cmSecond stretch = 10 cm
Correct answer: 1 : √2- A. Murree
- B. Karachi
- C. K-2
- D. Peshawar
Explanation: The motion of a simple pendulum depends on the acceleration due to gravity, which in turn depends on the distance from the center of the…
Correct answer: Karachi- A. Non inertial frame of reference
- B. Rotational motion
- C. Simple Harmonic Motion
- D. Random Motion
Explanation: Option A: In non-inertial frames of reference, such as those that are accelerating or rotating, the laws of motion are different.
Correct answer: Simple Harmonic Motion- A. 16 J
- B. 8 J
- C. 32 J
- D. 24 J
Explanation: Work done is found using the formula = ½ x k x [(x2)^2 - (x1)^2]= ½ x 400 x [(0.15)^2 - (0.05)^2]= 8 J
Correct answer: 8 J- A. 15 kHz
- B. 150 kHz
- C. 1500 kHz
- D. 150 Hz
Explanation: Correct option is A.We know thatF = p × nF = 50 × 300F = 1500 Hz = 15 kHzAs this is a numerical thus only one option is correct.
Correct answer: 15 kHz- A. Nature of displacement= antinode, change in frequency = decrease
- B. Nature of displacement = antinode, change in frequency = increase
- C. Nature of displacement = node, change in frequency = increase
- D. Nature of displacement = node, change in frequency = decrease
Explanation: b) Nature of displacement = antinode, change in frequency = increase:This option is correct.
Correct answer: Nature of displacement = antinode, change in frequency = increase- A. V2=F/m
- B. V=F/m
- C. V*m=F
- D. V= F*m
Explanation: Option A: V^2 = F/m: This equation suggests that the square of the wave speed (V^2) is equal to the tension (F) divided by the mass per…
Correct answer: V2=F/m- A. 0.7T
- B. T
- C. 2T
- D. 3T
Explanation: Option A suggests that the period of oscillation for the new pendulum with mass 4M and length 0.49L is 0.7 times the period T of the…
Correct answer: 0.7T- A. 1 − (x 2 / xo 2 )
- B. 1
- C. (xo 2 − x 2 )
- D. ½ (x 2)
Explanation: 𝐾𝐸 = 1 2 𝑚ω 2 (𝑥 0 2 − 𝑥 2 ) 𝑇𝑜𝑡𝑎𝑙 𝐸𝑛𝑒𝑟𝑔𝑦 = 1 2 𝑚ω 2 𝑥 0 2 Dividing the two terms gives us the ratio and the solution to…
Correct answer: 1 − (x 2 / xo 2 )- A. Damped
- B. Critical
- C. Undamped
- D. Heavily damped
Explanation: There is no change in the oscillation's amplitude hence it is undamped.
Correct answer: Undamped- A. 16s
- B. 12s
- C. 8s
- D. 4s
Explanation: Since time period is proportional to the square root of length, increasing the length 4 times would cause the time period to increase only…
Correct answer: 4s- A. 1.2 s
- B. 3.4 s
- C. 7.7 s
- D. 8.1 s
- E. 9.6 s
Explanation: We will use the concept of time dilation for this question. The calculations are given below
Correct answer: 9.6 s- A. Its acceleration is directly proportional to displacement and directed towards mean position
- B. Its acceleration is inversely proportional to displacement and directed away from mean position
- C. Its acceleration is inversely proportional to displacement and directed towards mean position
- D. Its acceleration is directly proportional to displacement and directed away from mean position
Explanation: A body executes SHM if the acceleration produced is directly proportional to the displacement and directed toward the mean position.
Correct answer: Its acceleration is directly proportional to displacement and directed towards mean position- A. 16 bits
- B. 32 bites
- C. 64 bits
- D. 128 bits
Explanation: IPv4, or Internet Protocol version 4, uses a 32-bit addressing scheme. This means that each IPv4 address is made up of 32 bits, which…
Correct answer: 32 bites