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Question: In a material, if the strain energy density is given by U, what is the expression for the ..
Question: Which of the following is NOT a type of elastic deformation?Options: Tensile deformationCo..
Question: A cylindrical rod is subjected to a tensile force. If the diameter of the rod is doubled w..
Question: A material is said to be elastic if it:Options: Returns to its original shape after deform..
Question: If the temperature of a material increases, what happens to its Young\'s modulus?Options: ..
Question: A wire of length L and cross-sectional area A is stretched by a force F. What is the expre..
Question: What is the primary cause of the phenomenon of capillarity?Options: CohesionAdhesionViscos..
Question: Which of the following is a characteristic of an ideal fluid?Options: IncompressibleViscou..
Question: Which phenomenon explains why a needle can float on water despite being denser?Options: Bu..
Question: What is the unit of Young\'s modulus?Options: N/m²PaJ/m³N/mCorrect Answer: PaSolution: You..
Question: Which of the following statements about surface tension is true?Options: It increases with..
Question: Which of the following is NOT a characteristic of waves?Options: ReflectionRefractionDiffr..
Question: What is the phase difference between two points on a wave that are one wavelength apart?Op..
Question: What type of wave is produced by a vibrating string?Options: Longitudinal waveTransverse w..
Question: A wave travels through a medium with a speed of 300 m/s and has a frequency of 150 Hz. Wha..
Question: If the frequency of a wave is doubled, what happens to its wavelength?Options: It doublesI..
Question: Which of the following waves requires a medium to propagate?Options: Electromagnetic waves..
Question: What is the principle behind sonar technology?Options: Reflection of sound wavesRefraction..
Question: What happens to the pitch of a sound as its frequency increases?Options: It decreasesIt in..
Question: Which of the following is a characteristic of a sound wave?Options: Transverse waveLongitu..
Question: What is the Doppler effect?Options: Change in frequency due to motionChange in amplitude d..
Question: If the frequency of a sound wave is doubled, what happens to its wavelength?Options: It do..
Question: In simple harmonic motion, the velocity of the particle is maximum when it is at which pos..
Question: What is the relationship between the period and frequency of a simple harmonic oscillator?..
Question: A block on a spring oscillates with a period of 1.5 seconds. If the mass of the block is h..
Question: In a simple harmonic motion, the restoring force is directly proportional to which of the ..
Question: If the amplitude of a simple harmonic oscillator is doubled, how does the total energy cha..
Question: A mass-spring system oscillates with a frequency of 3 Hz. What is the angular frequency?Op..
Question: What is the phase difference between the displacement and acceleration of a particle in si..
Question: A pendulum swings back and forth with a period of 1 second. If the length of the pendulum ..
