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An object initially at rest explodes into several fragments. If no external forces act during the explosion, the center of mass of the fragments will:
A non-conducting sphere of radius R has a radially varying charge density ρ(r) = k•r. Find the electric field at a distance r < R.
In the equation of motion (2as = v² - u²), (s) represents:
Half-life of a radioactive substance is 10 days. The time after which only 1/16th of it remains is:
The rate of transfer of charges through a circuit is called?
Tungsten is used for the manufacture of the filament of an electric bulb, because –
A 220 V, 100 W bulb is connected to a 110 V source. Calculate the power consumed by the bulb
What is the point called where the total mass of a body is considered to be concentrated?
A fish inside water (μ = 4/3) sees the world above through a circular “window” due to total internal reflection. The angular diameter of this windo...
Which of the following gas is used in the manufacture of Vanaspati Ghee?
