Evening Shift physics questions with solutions

Showing 1–10 of 260 questions

• MCQeasyElectromagnetic InductionMotional EMF in Translating and Rotating Conductors

  An emf of 0.08 V is induced in a metal rod of length 10 cm held normal to a uniform magnetic field of 0.4 T, when moves with a velocity of:

  Options

  • Option A

    2 m s⁻¹

  • Option B

    20 m s⁻¹

  • Option C

    3.2 m s⁻¹

  • Option D

    0.5 m s⁻¹

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  JEE Mains8 April 2023Shift 2Evening Shift

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• NumericmediumWave MotionStanding Waves on Strings, Harmonics and Sonometer

  A guitar string of length 90 cm vibrates with a fundamental frequency of 120 Hz. The length of the string producing a fundamental frequency of 180 Hz will be __________ cm.

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  JEE Mains8 April 2023Shift 2Evening Shift

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• NumericmediumKinematics part-2 Projectile MotionMotion in 2-D and ground to ground projectile

  Two bodies are projected from ground with same speed 40 m s⁻¹ at two different angles with horizontal. The bodies have same range. If one is projected at 60°, the sum of maximum heights attained by the two projectiles is ______ m. [g = 10 m s⁻²]

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  JEE Mains31 January 2023Shift 2Evening Shift

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• MCQmediumThermodynamicsThermodynamic Processes, P-V Diagrams and Work Done

  In an Isothermal change, the change in pressure and volume of a gas can be represented for three different temperature; T₃ > T₂ > T₁ as : Image

  Options

  • Option A

    
  • Option B

    
  • Option C

    
  • Option D

    

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  JEE Mains24 January 2023Shift 2Evening Shift

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• MCQeasyPhotoelectric effect and dual natureDual Nature of Matter & de Broglie Wavelength

  An electron accelerated through a potential difference V₁ has a de-Broglie wavelength λ. When the potential is changed to V₂, its de-Broglie wavelength increases by 50%. The value of V₁/V₂ is:

  Options

  • Option A

    3

  • Option B

    9/4

  • Option C

    3/2

  • Option D

    4

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  JEE Mains30 January 2023Shift 2Evening Shift

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• MatcheasyGravitationGravitation, Gravitational Field & Potential Energy

  Match List I with List II

  List 1

  1. (A)Troposphere

  2. (B) E-Part of Stratosphere

  3. (C) F₂-Part of Thermosphere

  4. (D) D-Part of Stratosphere

  List 2

  1. I. Approximate 65-75 km over Earth’s surface

  2. II. Approximate 300 km over Earth’s surface

  3. III. Approximate 10 km over Earth’s surface

  4. IV. Approximate 100 km over Earth’s surface

  Options

  • Option A

    A-III, B-IV, C-II, D-I

  • Option B

    A-I, B-II, C-IV, D-III

  • Option C

    A-I, B-IV, C-III, D-II

  • Option D

    A-III, B-II, C-I, D-IV

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  JEE Mains25 January 2023Shift 2Evening Shift

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• MCQeasyKinematics part-2 Projectile MotionMotion in 2-D and ground to ground projectile

  Two objects are projected with same velocity ‘u’ however at different angles α and β with the horizontal. If α + β = 90°, the ratio of horizontal range of the first object to the 2nd object will be :

  Options

  • Option A

    4 : 1

  • Option B

    2 : 1

  • Option C

    1 : 2

  • Option D

    1 : 1

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  JEE Mains25 January 2023Shift 2Evening Shift

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• MCQeasyElectromagnetic InductionMotional EMF in Translating and Rotating Conductors

  A wire of length 1 m moving with velocity 8 m/s at right angles to a magnetic field of 2 T. The magnitude of induced emf, between the ends of wire will be _______ : Image

  Options

  • Option A

    20 V

  • Option B

    8 V

  • Option C

    12 V

  • Option D

    16 V

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  JEE Mains25 January 2023Shift 2Evening Shift

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• MCQeasyElectrostaticConductors & Electrostatic Properties

  In a metallic conductor under an applied electric field, free electrons:

  Options

  • Option A

    move with uniform velocity from lower to higher potential

  • Option B

    move in curved/randomly interrupted paths with a net drift from lower to higher potential

  • Option C

    move in straight-line paths in the same direction

  • Option D

    drift from higher potential to lower potential

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  JEE Mains10 April 2023Shift 2Evening Shift

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• NumericmediumWork , Power and EnergyPower & Its Applications

  A body of mass 2 kg is initially at rest. It starts moving unidirectionally under the influence of a source of constant power P. Its displacement in 4 s is (1/3)α²√P m. The value of α will be ______.

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  JEE Mains30 January 2023Shift 2Evening Shift

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