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Question: Which of the following waves can travel through a vacuum?Options: Sound wavesWater wavesEl..
Question: What is the speed of a wave on a string if the tension is 100 N and the mass per unit leng..
Question: In which medium does sound travel fastest?Options: AirWaterSteelVacuumCorrect Answer: Stee..
Question: What is the fundamental frequency of a pipe open at both ends if its length is 2 m?Options..
Question: Which of the following describes the Doppler effect?Options: Change in frequency due to mo..
Question: What is the unit of sound intensity?Options: DecibelWattPascalJouleCorrect Answer: Decibel..
Question: A sound wave travels from air into water. What happens to its speed?Options: IncreasesDecr..
Question: What is the phenomenon called when sound waves bend around obstacles?Options: ReflectionRe..
Question: If the frequency of a sound wave is doubled, what happens to its wavelength in a given med..
Question: Which of the following factors does NOT affect the speed of sound in a medium?Options: Tem..
Question: What is the speed of sound in air at room temperature (20°C)?Options: 343 m/s300 m/s1500 m..
Question: In a simple harmonic motion, if the amplitude is halved, how does the total energy change?..
Question: What is the effect of using a low ISO setting in bright conditions?Options: Increases nois..
Question: A simple harmonic oscillator has a total energy of 50 J and an amplitude of 10 cm. What is..
Question: What is the relationship between shutter speed and motion in photography?Options: Faster s..
Question: What is the phase difference between the displacement and acceleration in simple harmonic ..
Question: How does changing the aperture from f/8 to f/4 affect exposure?Options: It decreases expos..
Question: A block on a spring oscillates with a frequency of 3 Hz. What is the angular frequency of ..
Question: What is the primary purpose of using a fast shutter speed?Options: To capture motion blurT..
Question: In simple harmonic motion, the restoring force is directly proportional to which of the fo..
Question: Which of the following combinations would result in the same exposure?Options: f/2.8, 1/50..
Question: A pendulum swings with a period of 1 second. If the length of the pendulum is increased by..
Question: What effect does a higher ISO setting have on an image?Options: Increases image brightness..
Question: If the mass of a simple harmonic oscillator is doubled while keeping the spring constant t..
Question: If you increase the aperture size (lower f-stop number), what happens to the depth of fiel..
Question: A simple harmonic oscillator has an amplitude of 5 cm. What is the maximum displacement fr..
Question: What is ISO in photography?Options: The measure of the lens focal lengthThe sensitivity of..
Question: A mass attached to a spring oscillates with a period of 2 seconds. What is the frequency o..
Question: Which shutter speed would allow the most light to hit the sensor?Options: 1/1000 sec1/250 ..
Question: What does the aperture setting control in photography?Options: The amount of light enterin..
