Home
Class 11
PHYSICS
Assertion : We can not change the tempe...

Assertion : We can not change the temperature of a body without giving (or taking) heat to (or from) it. Reason : According to principle of conservation of energy, total energy of a system should remains conserved.

A

If both assertion and reason are true and the reason is the correct explanation of the assertion.

B

If both assertion and reason are true but reason is not the correct explanation of t he assertion.

C

If assertion is true but reason is false.

D

If the assertion and reason both are false

Text Solution

Verified by Experts

The correct Answer is:
D
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • SURFACE TENSION

    ERRORLESS |Exercise Exercise|214 Videos

  • THERMOMETRY, THERMAL EXPANSION AND CALORIMETRY

    ERRORLESS |Exercise Self Evaluation Test|15 Videos

Similar Questions

Explore conceptually related problems

Is it possible that there is change in temperature of a body without giving//taking heat to//from it?

Is it possible to increase the temperature of a gas without giving it heat? OR Name the process, in which no heat is transfereed to or form a system but the temperature of the system changes.

Knowledge Check

  • Assertion: Energy can neither be created nor destroyed. Reason: The principle of conservation of energy cannot be proved.

    A
    If both assertion and reason are true and reason is the correct explanation of assertion.
    B
    If both assertion and reason are true but reason is not the correct explanation of assertion.
    C
    If assertion is true but reason is false
    D
    If both assertion and reason are false.

  • Assertion: Energy can not be given to a system without giving it momentum. Reason: If kinetic energy is given to a body it means it has acquired momentum.

    A
    (a) If both Assertion and Reason are true and the Reason is correct explanation of the Assertion.
    B
    (b) If both Assertion and Reason are true but Reason is not the correct explanation of Assertion.
    C
    (c) If Assertion is true, but the Reason is false.
    D
    (d) If Assertion is false but the Reason is true.

  • Assertion : A step-up transformer changes a low voltage into a high voltage. Reason : This violate the law of conservation of energy.

    A
    If both assertion ans reason are true ans reaason is the correct explanation of assertion.
    B
    If both assertion and reason are true but reason is not the correct explanation of assertion.
    C
    If assertion istrue but reason is false.
    D
    If both assertion and reason are false.

    • Similar Questions

    Explore conceptually related problems

    Assertion:The principal of conservation of energy is valid for inelastic collision. Reason: The principal of conservation of energy holds good in both elastic and inelastic collision. In case of inelastic collision kinetic energy before and after collision is not same.

    According to the principle of conservation of energy, it the kinetic energy of an object is decreased by 50% , Its potential energy will be increased by 50% .

    According to the Law of Conservation of Energy, as energy changes from one form to another form, the total energy of that system

    According to the Law of Conservation of Energy , as energy changes from one form to another form , the total energy of that system

    Assertion : In interference and diffraction, light energy is redistributed. Reason : There is no gain or loss of energy, which is consistent with the principle of conservation of energy.

    Home
    Profile