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The frames of reference which are themselves accelerating, rotating etc like that Newton's first law of motion becomes invalid in their case can be known as non-inertial frames of reference e.g., an astronaut under a satellite is a non inertial frame of reference with respect to earth.
A woman wearing high heels briefly supports all her weight on the heels. If her mass is 45 kg and each heel has an area of 1.2 cm 2 , what pressure does she exert on the floor
why sky is blue
IN SUCCESSIVE DISINTEGRATION WHY DOUGHTER ELEMENT NOT DECAY WHEN IT FORM BUT DECAY AFTER A FIEW TIME FROM ITS FORMATION
BALLISTIC FLIGHT: "A flight in which a projectile is given a starting push and is permitted to move freely due to inertia and under the action of gravity is known as ballistic
Q. Define Fermi energy. Write down the expression for Fermi Dirac distribution law. Deduce an expression for Fermi energy of a system of free particles. Sol. The Fermi Energy
Q. The Rydberg's constant for hydrogen is 1.097 X 10 7 ms -1 . Calculate the shortest wavelength limit of Lyman series. Data : R = 1.097 × 10 7 m -1 For small wavelen
Describe how Dewar flasks limit energy transfer A Dewar flask (thermos) is a device that resists energy transfer. Explain how Dewar flasks limit energy transfer by listing the
Q. What is Fraunhofer diffraction? a) The source as well as the screen are at infinite distances from the obstacle producing diffraction. b) The wave front suffer diffracti
GIve live examples for like and unlike parallel forces
How can we ger plane polarised light??
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