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JEE MAINS PREVIOUS YEAR-JEE MAIN 2021-PHYSICS SECTION A
- An AC source rated 220 V, 50 Hz is connected to a resistor. The time t...
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- A constant power delivering machine has towed a box, which was initial...
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- The P-V diagram of a diatomic ideal gas system going under cyclic proc...
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- In a series LCR resonance circuit, if we change the resistance only, f...
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- A particle is travelling 4 times as fast as an electron. Assuming the ...
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- The magnetic field in a region is given by vecB =B(0)((x)/(a))^hatk. A...
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- What will be the nature of flow of water from a circular tap, when its...
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- The following logic gate is equivalent to :
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- Two identical antennas mounted on identical towers are separated from ...
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- In order to determine the Young's Modulus of a wire of radius 0.2 cm (...
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- Statement I: A cyclist is moving on an unbanked road with a speed of 7...
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- Red light differs from blue light as they have :
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- A bimetallic strip consists of metals X and Y. It mounted rigidly at t...
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- The half-life of Au^(198) is 2.7 days. The activity of 1.50 mg of Au^(...
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- For the given circuit, comment on the type of transformer used.
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- Calculate the time interval between 33% decay and 67% decay if half-li...
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- A charge Q is moving vec(di) distance in the magnetic field vecB. Find...
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- A large block of wood of mass M=5.99 kg is hanging from two long massl...
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- Calculate the value of mean free path (lambda) for oxygen molecules at...
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- A resistor develops 500 J of thermal energy in 20 s when a current of ...
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