JEE Mains 2024 06 Apr Morning Shift physics questions with solutions

Showing 1–10 of 30 questions

• MCQeasyThermodynamicskinetic therory of gaseous

  A sample contains mixture of helium and oxygen gas. The ratio of root mean square speed of helium and oxygen in the sample, is :

  Options

  • Option A

    1/32

  • Option B

    2√2/1

  • Option C

    1/4

  • Option D

    1/(2√2)

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• MCQmediumsemiconductorlogic gate

  The correct truth table for the following logic circuit is :

  

  Options

  • Option A

    A B Y

    0 0 0

    0 1 1

    1 0 0

    1 1 1

  • Option B

    A B Y

    0 0 1

    0 1 1

    1 0 0

    1 1 1

  • Option C

    A B Y

    0 0 1

    0 1 1

    1 0 0

    1 1 0

  • Option D

    A B Y

    0 0 0

    0 1 0

    1 0 0

    1 1 1

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• MCQmediumUnit dimension and errorError and its addition ,subtraction,multipication and division

  To find the spring constant (k) of a spring experimentally, a student commits 2% positive error in the measurement of time and 1% negative error in measurement of mass. The percentage error in determining value of k is :

  Options

  • Option A

    3%

  • Option B

    1%

  • Option C

    4%

  • Option D

    5%

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• MCQeasyPhotoelectric effect and dual nature of matterquestion based on photoelectric effect

  In photoelectric experiment energy of 2.48 eV irradiates a photo sensitive material. The stopping potential was measured to be 0.5 V. Work function of the photo sensitive material is :

  Options

  • Option A

    0.5 eV

  • Option B

    1.68 eV

  • Option C

    2.48 eV

  • Option D

    1.98 eV

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• MCQeasyKinematics Part-1 (one dimension)Distance,Displacement ,Avg speed and Avg velocity

  A train starting from rest first accelerates uniformly up to a speed of 80 km/h for time t, then it moves with a constant speed for time 3t. The average speed of the train for this duration of journey will be (in km/h) :

  Options

  • Option A

    80

  • Option B

    70

  • Option C

    30

  • Option D

    40

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• NumericmediumGeometrical opticsprism and thin prism

  The refractive index of prism is μ = √3 and the ratio of the angle of minimum deviation to the angle of prism is one. The value of angle of prism is _________°.

  Your answer

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• MCQmediumCurrent electricityCircuit Theory & Kirchhoff’s Laws

  The value of unknown resistance (x) for which the potential difference between B and D will be zero in the arrangement shown, is :

  

  Options

  • Option A

    3 Ω

  • Option B

    9 Ω

  • Option C

    6 Ω

  • Option D

    42 Ω

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• MCQmediumAtomic Structure and X-raysatomic structure and bohr atomic model

  The ratio of the shortest wavelength of Balmer series to the shortest wavelength of Lyman series for hydrogen atom is :

  Options

  • Option A

    4 : 1

  • Option B

    1 : 2

  • Option C

    1 : 4

  • Option D

    2 : 1

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• NumericeasyProperties of solid and fluidproperties of fluid and surface tension

  A big drop is formed by coalescing 1000 small droplets of water. The ratio of surface energy of 1000 droplets to that of energy of big drop is 10/x. The value of x is _________.

  Your answer

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• MCQeasyWork , Power and Energykinetic enegy and work engery theorem

  A bullet of mass 50 g is fired with a speed 100 m/s on a plywood and emerges with 40 m/s. The percentage loss of kinetic energy is :

  Options

  • Option A

    32%

  • Option B

    44%

  • Option C

    16%

  • Option D

    84%

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