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When I have one cubic foot of air enclosed within a weightless container and place it on the surface of a fresh water body of water at sea level how much mass (weight) will it support before it sinks below the surface?
1 3691a ball of mass 500g moving with a velocity of 10m/s collides with another ball of mass 250g.after the impact,the second ball moved off with a velocity of 8m/s calculate the final velocity of the first ball.
2152a truck A moving with a velocity of 30m/s collides with a stationary trolley B of mass 0.5tonnes after collision the two bodies were automatically connected.find their common velocities after collision if the mass of truck is 1.2tonne.
2 4294Mercury thermometer is constructed as shown in Figure The capillary tube has a diameter of 0.004 cm, and the bulb has a diameter of 0.250 cm. neglecting the expansion of the glass, find the change in height of the mercury column that occurs with a temperature change of 30.0 °C.
3 17050Post New General Physics Questions
Explain what formula is most appropriate to compute the kinetic energy of a block of ice sliding down an inclined plane?
Give one advantage of a scanning electron microscope over a transmission electron microscope?
What is the general term for the kind of material usually placed between the conducting plates of a capacitor?
Explain what are wave fronts?
Which atomic model did erwin schrodinger create?
Explain radio telescopes?
Why ”quantum physics” is named as it is? : quantum physics
What are the assumptions of quantum theory of black body radiation? : quantum physics
How spectral lines show discrete energy levels in an atom. : quantum physics
i measured a 3-ph capacitor with a multimeter which is not connected to supply... but i could get the phase to phase voltage... how tis is possible..????
assuming g = 9.8 m/sec2, what is the weight on earth, in newtons, of a 60 kilogram person?
Physicists most commonly call a mass moving in a straight line path as having:
Advantage of fixed pulley?
What is the velocity of sound air?
What is reflection of light?
