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if the maximum kinetic energy given to the electrons in acompton scattering experiment is 10kev what is the wavelength
a gymnast of mass 52 kg is jumping on a trampoline she jumps sothat her feet reach a maximum height of 25 m above the
two pieces of the same wire have the same length from one piece asquare coil containing a single loop is made from the
the cue ball in a biliard game travelling at the speed of v1mscollides elastically to another ball of the same kind
two sinusoidal waves of the same frequency are to be sent in thesame direction along a taut string one wave has an
the drawing shows a rectangular block of glass n 152surrounded by liquid carbon disulfide n 163 a ray oflight is
three moles of an ideal monatomic gas expand isothermally at a temperature of 21degc if the volume of the gas
if 310 moles of a monatomic ideal gas at a temperature of 300 k are expanded isothermally from a volume of 205 l to a
three moles of a monoatomic ideal gas are placed in a portablecontainer with a volume of 00029 m3 the temperature ofthe
a helicopter starting from rest accelerates straight up from theroof of a hospital the lifting force does work in
the drawing shows two boxes resting on frictionless ramps one boxis relatively light and sits on a steep ramp the other
cheetahs running at top speed have been reported at an astounding 110 kmh about 69 mih by observers driving alongside
the flywheel of a steam engine runs with a constant angular speed of 150 revmin when steam is shut off the friction of
the pickup coil in an electric guitar contains 10000 turnsand has a diameter of 21 mm when thepickup coil is very close
three object of equal mass are located at three corners of asquare of edge length l find the gravitational field at the
a lamp r 152 anelectric heater r 23 and a fanr 48 areconnected in parallel across a 116 v linea what total
a 10kg mass and a 20kg mass are connected by a light stringover a massless frictionless pullya if g98ms2 what is the
two automobiles are equipped with the same single-frequency hornwhen one is at rest and the other is moving toward an
what is the lift in newtons due to the bernoulli principle on awing of area 875 m2 if the air passes over thetop and
when a 936 kg block is placed on top of avertical spring the spring compresses 403 cm find the force constant of the
in a hydraulic lift the radii of the pistons are 125 cm and100 cm a car weighing 165 kn is to be lifted by the force of
a hockey puck is hit on a frozen lake and startsmoving with a speed of 13 ms exactly500 s later its speed is 41 mswhat
light from a sodium lamp has yellow components at 5895923 nm and 5889953 nm how far apart will these two lines be on a
a laser wavelength 600nm passes through a 244mm circularapertue and hits a screen 1km away what is the diameter of the
a satellite moving in an elliptical orbit is 357 km above earths surface at its farthestpoint and 184 km above at its