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Physics Test 4...

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  • Question 1
    4 / -1

    If the light ray travels in a medium of refractive index √3 and it is incident on the boundary of another medium with refractive index 1.5. Find the minimum angle of incidence such that there is the total internal reflection of the incident ray.

  • Question 2
    4 / -1

    If three thin convex lenses with focal lengths 10 cms, 20 cms and 30 cms are placed together. What is the equivalent power of lens system?

  • Question 3
    4 / -1

    Which one of the following is not correct?

  • Question 4
    4 / -1

    Which of the following is true?

  • Question 5
    4 / -1

    Which of the following is the correct statement of the Zeroth law of thermodynamics?

  • Question 6
    4 / -1

    If 1kg of water at 50◦ C is brought in contact with 200 gm of ice. Find the final temperature of the mixture. (Specific heat of water= 4.18 J/gm/◦C and Latent heat of ice= 333 J/gm)

  • Question 7
    4 / -1

    For a fixed expansion of volume and for fixed initial pressure, which of the following process has minimum work done during the change?

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