A machine gun fires 25-g bullets at the rate of 4 bullets
A machine gun fires 25-g bullets at the rate of 4 bullets per second. The bullets leave the gun at a speed of 1000 m/s. What is the average recoil force experienced by the machine gun?
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a hene helium-neon laser has a beam power of 500 mw at a wavelength of 656 nm assume the beam is focused by a lens to a
a projectile is launched with a momentum of 200 kg bull ms and 1000 j of kinetic energy what is the mass of the
when the ph of a solution is 2 units lower than the pka of the buffer in the solution the conjugate baseweak acid a-ha
a firm that manufactures medical research supplies delivers them to hospitals and medical centers around the country
a machine gun fires 25-g bullets at the rate of 4 bullets per second the bullets leave the gun at a speed of 1000 ms
a continuous line of charge lies along the x axis extending from x x0 to positive infinity the line carries positive
calculate the thermal broadening for a ca ii k line at 3933 a given stellar photospheric temperatures of 30006000 and
you add 5 ml of 50 mm hcl to a 01 moles of buffer with a pka of 62 the initial ph of the solution is 64 what is the ph
a ball is dropped from a height of 4 m and makes an elastic collision with the ground assume that no mechanical energy
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