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Physics Test 59...

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  • Question 1
    4 / -1

    Let C be the capacitance of a capacitor discharging through a resistor R. Suppose t1 is the time taken for the energy stored in the capacitor to reduce to half its initial value and t2 is the time taken for the charge to reduce to one-fourth its initial value. Then the ratio  t1 /  t2 will be

  • Question 2
    4 / -1

    A nucleus of mass M + Δm is at rest and decays into two daughter nuclei of equal mass M / 2 each. Speed of light is c. 

    The binding energy per nucleon for the parent nucleus is E1 and that for the daughter nuclei is E2. Then

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