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a parallel beam of light from a he-ne laser with a wavelength of 656 nm fall on two slits and produces an interference
a uniform solid cylinder with mass m and radius 2r rests on a horizontal table a string is attached by a yoke to a
a car moves in a straight road the velocity at point a is 50 kmhr it presses the accelerator paddle and reach point b
a 332 cm tall object is placed 118 cm in front of a concave mirror whose focal length is 168 cm determine the location
a 500 turn solenoid with a length of 20 cm and a radius of 30 cm carries a current of 30 a a second coil of four turns
calculate the magnitude of the gravitational force exerted by a black hole of schwarzschild radius 140 mm on a 5 kg
a mass c of 10 kg is attached to a rod that is rotating around a vertical shaft as shown in the figure if the mass is
a hollow cubical box 025 m on a side with walls of negligible thickness floats with 35 of its volume submergedwhat
a car of mass 1170 kg travels at 20 ms 45 mph assume that the velocity measurement is known to within 1 on either side
at table tennis ball has a positive charge of 450 times 10-8 coulombs it experiences a force of 272 times 10-3 newtons
why is the horizontal velocity constant when a projectile is fired at some angle from the ground please explain in
a man does 4750 j of work in the process of pushing his 260 x103 kg truck from rest to a speed of v over a distance of
what is a rankine cycle how does one develop the efficiency in the said
a person wears a hearing aid that uniformly increases the intensity level of all audible frequencies of sound by 342 db
a pitcher throws a ball past a stationary batter if the ball has no spin and is thrown straight then will the ball has
if two ends of a rope are pulled with forces of equal magnitude and opposite direction does the tension at the center
a 3100-kg iceberg at 0 c falls into the ocean at a location where the water temperature is 2 c and all the ice melts by
a diver running 25 ms dives out horizontally from the edge of a vertical cliff and 30 s later reaches the water below
during simple harmonic motion is there a time at which the position velocity and acceleration all have the same sign -
an incident ray with an angle of 60 degrees strikes a rectangular glass block given that the refractive index of glass
most of the uv from the sun doesnt actually reach earths surface what protective layer in the atmosphere offers this
a sphere of mass 075 kg falls from height 46 cm and collides with another one having mass 49 kg find their final speeds
a 20 kg box slides 40 m down the frictionless ramp shown in the figurefigure 1 then collides with a spring whose
a proton is moving at a speed of 32 times ms at an angle of 80deg to a uniform magnetic field of strength 15 times t
a a six flag clown ride rotates 05 revss its mass 210kg diameter 36m a child whose mass45kg jumps on and land at a