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JEE Mains 2022 physics questions with solutions
Browse JEE Mains 2022 Physics questions with solutions. Useful for JEE, NEET, and school exam revision.
Showing 1–10 of 33 questions
- MCQmediumElectrostatic
Two identical charged particles each having a mass 10 g and charge 2.0 × 10⁻⁷ C are placed on a horizontal table with a separation of L between them such that they stay in limited equilibrium. If the coefficient of friction between each particle and the table is 0.25, find the value of L. [Use g = 10 m s⁻²]
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JEE Mains 2022
Open question & full solution → - MCQmediumProperties of solid and fluid
The bulk modulus of a liquid is 3 ×10¹⁰ N m⁻². The pressure required to reduce the volume of liquid by 2% is :
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JEE Mains 2022
Open question & full solution → - MCQmediumElectromagnetic wave
A light wave in air travels along +x with E⃗=540 sin[π×10⁴(x-ct)] ĵ V/m. Find the peak magnetic field. Take c=3×10⁸ m s⁻¹.
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JEE Mains 2022
Open question & full solution → - NumericmediumThermodynamics
A monoatomic gas performs work W=Q/4, where Q is the heat supplied to it. If the molar heat capacity during this transformation is C=xR, find x.
JEE Mains 2022
Open question & full solution → - MCQmediumKinematics part-2 Projectile Motion
Two projectile thrown at 30° and 45° with the horizontal respectively, reach the maximum height in same time. The ratio of their initial velocities is
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JEE Mains 2022
Open question & full solution → - NumericmediumAC Circuits
An inductor L=200 mH is connected to a 220 V, 50 Hz AC source as shown. The instantaneous source voltage is 0 when the current is at its peak value a/π A. Find a.
JEE Mains 2022
Open question & full solution → - NumericmediumFluid Mechanics
An ideal fluid of density 800 kg m⁻³ flows through a bent pipe whose area decreases from a to a/2 while descending by 1 m. The pressure difference between wide and narrow sections is 4100 Pa. The speed at the wider section is √x/6 m s⁻¹. Find x. Image
JEE Mains 2022
Open question & full solution → - MCQmediumAC Circuits
Given below are two statements : Statement-I : The reactance of an ac circuit is zero. It is possible that the circuit contains a capacitor and an inductor. Statement-II : In ac circuit, the average power delivered by the source never becomes zero. In the light of the above statements, choose the correct answer from the options given below :
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JEE Mains 2022
Open question & full solution → - MCQmediumGeometrical optics
Two identical thin biconvex lenses of focal length 15 cm and refractive index 1.5 are in contact with each other. The space between the lenses is filled with a liquid of refractive index 1.25. The focal length of the combination is _________cm.
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JEE Mains 2022
Open question & full solution → - MCQmediumProperties of solid and fluid
When a ball is dropped into a lake from a height 4.9 m above the water level, it hits the water with a velocity v and then sinks to the bottom with the constant velocity v. It reaches the bottom of the lake 4.0 s after it is dropped. The approximate depth of the lake is :
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JEE Mains 2022
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