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JEE Mains 2024 01 Feb Evening Shift physics questions with solutions
Browse JEE Mains 2024 01 Feb Evening Shift Physics questions with solutions. Useful for JEE, NEET, and school exam revision.
Showing 1–10 of 30 questions
- MCQeasyNuclear physics
From the statements given below:
(A) The angular momentum of an electron in nth orbit is an integral multiple of h.
(B) Nuclear forces do not obey inverse square law.
(C) Nuclear forces are spin dependent.
(D) Nuclear forces are central and charge independent. (E) Stability of nucleus is inversely proportional to the value of packing fraction.Choose the correct answer from the options given below:
Options
JEE Mains 2024 01 Feb Evening Shift
Open question & full solution → - NumericmediumKinematics Part-1 (one dimension)
A particle initially at rest starts moving from reference point x = 0 along x-axis, with velocity v that varies as v = 4√x m/s. The acceleration of the particle is ____ m s⁻².
JEE Mains 2024 01 Feb Evening Shift
Open question & full solution → - MCQmediumNewtons law of motion and Friction
A body of mass 4 kg experiences two forces F₁ = 5î + 8ĵ + 7k̂ and F₂ = 3î - 4ĵ - 3k̂. The acceleration acting on the body is:
Options
JEE Mains 2024 01 Feb Evening Shift
Open question & full solution → - NumericmediumCapacitor
In an electrical circuit drawn below the amount of charge stored in the capacitor is ____ μC.
JEE Mains 2024 01 Feb Evening Shift
Open question & full solution → - NumericmediumAtomic Structure and X-rays
A particular hydrogen-like ion emits radiation of frequency 3 × 10¹⁵ Hz when it makes transition from n = 2 to n = 1. The frequency of radiation emitted in transition from n = 3 to n = 1 is (x/9) × 10¹⁵ Hz, where x = ______.
JEE Mains 2024 01 Feb Evening Shift
Open question & full solution → - MCQeasyThermodynamics
A diatomic gas (γ = 1.4) does 200 J of work when it is expanded isobarically. The heat given to the gas in the process is:
Options
JEE Mains 2024 01 Feb Evening Shift
Open question & full solution → - MCQmediumsemiconductor
Conductivity of a photodiode starts changing only if the wavelength of incident light is less than 660 nm. The band gap of photodiode is found to be (X/8) eV. The value of X is: (Given, h = 6.6 × 10⁻³⁴ J s, e = 1.6 × 10⁻¹⁹ C)
Options
JEE Mains 2024 01 Feb Evening Shift
Open question & full solution → - MCQeasyThermodynamics
If the root mean square velocity of hydrogen molecule at a given temperature and pressure is 2 km/s, the root mean square velocity of oxygen at the same condition in km/s is:
Options
JEE Mains 2024 01 Feb Evening Shift
Open question & full solution → - NumericmediumMagnetic effect of current
A moving coil galvanometer has 100 turns and each turn has an area of 2.0 cm². The magnetic field produced by the magnet is 0.01 T and the deflection in the coil is 0.05 radian when a current of 10 mA is passed through it. The torsional constant of the suspension wire is x × 10⁻⁵ N m/rad. The value of x is ____.
JEE Mains 2024 01 Feb Evening Shift
Open question & full solution → - MCQmediumGravitation
A light planet is revolving around a massive star in a circular orbit of radius R with a period of revolution T. If the force of attraction between planet and star is proportional to R⁻³ᐟ², then choose the correct option:
Options
JEE Mains 2024 01 Feb Evening Shift
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