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Start learning 50% faster. Sign in nowThe new members of the PMML society include Smriti Irani, Rajiv Kumar, Syed Ata Hasnain, Shekhar Kapur, and Vasudev Kamath, among others.
Which of the following materials exhibits piezoelectric effect?
A 5 kg block at rest is hit by a 0.1 kg bullet moving at 500 m/s. The bullet gets embedded into the block. What is their final velocity?
A concave mirror forms a real, inverted image of an object placed beyond its focus. What happens if the object is moved closer to the mirror but still b...
Which of the following particles in motion, having the same kinetic energy, has the shortest wavelength?
The mass of a star is two times the mass of the Sun. How it will come to an end?
If a body of mass 5 kg is raised to 10 meters height, find its potential energy. (g = 9.8 m/s²)
What does the slope of a velocity-time graph represent?
The resistance of a wire is directly proportional to:
What is the point called where the total mass of a body is considered to be concentrated?
Which of the following is the ultimate source of energy?
