Shift 1 physics questions with solutions

Showing 1–10 of 307 questions

• MCQmediumElectromagnetic InductionMutual Inductance, L-C Oscillations and Transformers

  Find the mutual inductance in the arrangement, when a small circular loop of wire of radius R is placed inside a large square loop of wire of side L (L ≫ R). The loops are coplanar and their centres coincide:

  

  Options

  • Option A

    2μ₀R²/L

  • Option B

    2√2 μ₀R²/L²

  • Option C

    2√2 μ₀R²/L

  • Option D

    √2 μ₀R²/L²

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  JEE Mains29 January 2023Shift 1Morning Shift

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• MCQmediumAC CircuitsSeries AC Circuits: Impedance, Phase Difference, Resonance and Power Factor

  Given below are two statements:

  Statement I: Maximum power is dissipated in a series LCR circuit connected to an AC source when resonance occurs.

  Statement II: Maximum power is dissipated in a pure resistor because the phase difference between current and voltage is zero. Choose the correct answer.

  Options

  • Option A

    Statement I is true but Statement II is false

  • Option B

    Both Statement I and Statement II are false

  • Option C

    Statement I is false but Statement II is true

  • Option D

    Both Statement I and Statement II are true

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  JEE Mains10 April 2023Shift 1Morning Shift

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• MCQmediumCenter of maas , Momentum and CollisionCollisions: Elastic & Inelastic

  A ball of mass 200 g rests on a vertical post of height 20 m. A bullet of mass 10 g, travelling in horizontal direction, hits the centre of the ball. After collision both travel independently. The ball hits the ground at a distance 30 m and the bullet at a distance 120 m from the foot of the post. The value of initial velocity of the bullet will be: [g = 10 m s⁻²]

  Options

  • Option A

    120 m s⁻¹

  • Option B

    60 m s⁻¹

  • Option C

    400 m s⁻¹

  • Option D

    360 m s⁻¹

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  JEE Mains30 January 2023Shift 1Morning Shift

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• NumericeasyGeometrical opticsLaws of Refraction & Total Internal Reflection

  In a medium the speed of light decreases to 0.2 times its speed in free space. The ratio of relative permittivity to refractive index of the medium is x : 1. The value of x is ______. [For the medium μ(r)=1]

  Your answer

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  JEE Mains31 January 2023Shift 1Morning Shift

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• MCQeasyNewtons law of motion and FrictionNewton's Law of Motion & Equilibrium

  Three forces F₁ = 10 N, F₂ = 8 N and F₃ = 6 N act on a 5 kg particle. F₂ and F₃ are perpendicular and the particle is initially at rest under all three forces. If F₁ is removed, the acceleration is:

  Options

  • Option A

    2 m s⁻²

  • Option B

    0.5 m s⁻²

  • Option C

    4.8 m s⁻²

  • Option D

    7 m s⁻²

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  JEE Mains12 April 2023Shift 1Morning Shift

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• MCQeasyCurrent electricityCells, Maximum Power & Heating Effect

  Ratio of thermal energy released in two resistors R and 3R connected in parallel in an electric circuit is:

  Options

  • Option A

    3 : 1

  • Option B

    1 : 1

  • Option C

    1 : 3

  • Option D

    1 : 27

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  JEE Mains29 January 2023Shift 1Morning Shift

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• MCQmediumWave OpticsPolarisation of Light

  Given below are two statements : Statement I : If the Brewster’s angle for the light propagating from air to glass is $\theta_{B}$, then Brewster’s angle for the light propagating from glass to air is π/2 - $\theta_{B}$. Statement II : The Brewster’s angle for the light propagating from glass to air is tan⁻¹(μ(glass)) where μ(glass) is the refractive index of glass. In the light of the above statements, choose the correct answer from the options given below :

  Options

  • Option A

    Both Statements I and Statement II are true.

  • Option B

    Statement I is true but Statement II is false.

  • Option C

    Both Statement I and Statement II are false.

  • Option D

    Statement I is false but Statement II is true.

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  JEE Mains24 January 2023Shift 1Morning Shift

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• MCQeasyUnits, Dimensions, Measurements and ErrorsErrors in Measurement and Error Propagation

  Two resistances are given as R₁ = (10 ± 0.5) Ω and R₂ = (15 ± 0.5) Ω. The percentage error in the measurement of equivalent resistance when they are connected in parallel is:

  Options

  • Option A

    2.33

  • Option B

    4.33

  • Option C

    5.33

  • Option D

    6.33

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  JEE Mains6 April 2023Shift 1Morning Shift

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• MCQmediumThermodynamicsThermodynamic Processes, P-V Diagrams and Work Done

  The pressure (P) and temperature (T) relationship of an ideal gas obeys the equation PT² = constant. The volume expansion coefficient of the gas will be:

  Options

  • Option A

    3T²

  • Option B

    3/T²

  • Option C

    3/T³

  • Option D

    3/T

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  JEE Mains30 January 2023Shift 1Morning Shift

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• MCQeasyCircular MotionFriction in Circular Motion

  A car is moving on a horizontal curved road with radius 50 m. The approximate maximum speed of car will be, if friction between tyres and road is 0.34. [Take g = 10 m s⁻²]

  Options

  • Option A

    3.4 m s⁻¹

  • Option B

    22.4 m s⁻¹

  • Option C

    13 m s⁻¹

  • Option D

    17 m s⁻¹

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  JEE Mains29 January 2023Shift 1Morning Shift

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