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Inertia: the resistance an object has to a alter in its state of motion.
Newton's first law of motion declares that force is NOT required to keep an object in motion.
Slide a book across the table and watch it slide to a rest position. The book in motion on the tabletop does not come to a rest position due to the absence of a force; rather it is the presence of a force - the force of friction - that brings the book to a rest position.
An open barge has the dimensions 22x40x12m. If the bargeis made out of 4.0-cm-thick steel plate on each of its four sides and its bottom, what mass of coal can the barge carry in f
When a moving body changes with time,then we say that the body has acceleration.simentaniously the change in velocity is equal then it is called uniform acceleration .
scalar and vecror
Noether theorem (Noether): A theorem which revels that symmetries are what gives increase to conserved quantities. For example, translational symmetry (the fact that the laws
write a comrehensive note on mass energa relation
Working Principle of D.C Motor A) An electric motor is a machine which changes electrical energy into mechanical energy. B) When a current carrying conductor is placed in a
kelvin; K (after Lord Kelvin, 1824-1907): The basic SI unit of thermodynamic temperature explained as 1/273.16 of the thermodynamic temperature of the triple point of water.
A 250V, 50Hz single-phase supply feeds the following loads (i) incandescent lamps taking a current of 10A at unity power factor, (ii) fluorescent lamps taking 8A at a power
Q. Briefly explain working of Michelsons Interferometer? Michelson designed an instrument for the measurement of wavelength of sodium light, thickness of thin film and for many
The mass of an atom is constituted mainly by: (1) Neutron and neutrino (2) Neutron and electron (3) Neutron and proton (4) Proton and electr
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