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two fixed charges -36 microc and -50 microc are separated by a certain distance if the charges are separated by 26
when a falling meteoroid is at a distance above the earths surface of 310 times the earths radius find its acceleration
a constant 022 t magnetic field passes through a loop at a angle of 25o with respect to the normal of the area of the
a simple pendulum has a mass of 0550 kilogram and a length of 2 meter it is displaced through an angle of 11 degree and
determine the speed of a 100 x 106 kilogram particle of dust that has the same momentum as a proton moving at
two point charges of 30 microc and -70 microc are located at x 0 and x 020 meter obtain the magnitude of the electric
an archer releases an 0025 kilogram arrow at a 50 degree angle with the horizontal with 300 meter per second of initial
a 50 microc charge at 00 and a -20 microc charge is 3m 0 if the potential is taken to be zero at infinity find what is
in a head-on collision a car stops in 015 second from a speed of 22 ms the driver has a mass of 68 kilogram and is
a student is pushing a crate up a 20 degree incline the crate has a mass of 20 kilogram and the coefficient of friction
a 419 linesmillimeter transmission diffraction grating is illuminated with light of wavelength 466 nanometersa find at
a pair of narrow slits is positioned 2 meter from a screen and illuminated with light made up of two wavelengths 604 nm
a light bulb is connected to a 110 volt source determine the resistance in ohms of this bulb if it is a 100 watt
a steel ruler is calibrated to read true at 175acircdegc a draftsman uses the ruler at 385 acircdegc to draw a line on
a boy stands at the midpoint between two speakers that are broadcasting an amplified static hiss uniformly in all
visible light passes through a diffraction grating that has 900 slits per centimeter and the interference pattern is
determine the average pressure on the soles of the feet of a standing 813 kilogram person due to the contact force with
an underwater camera has a lens of focal length 35 millimeter and a maximum aperture of f280 the film it uses has an
a 9-m uniform beam of weight 77 n is supported with two ropes at the ends if a 27-n person sits at 6 m from the left
a car of mass 940 kg is traveling over the top of a hill as shown in the figure below1 if the hill has a radius of
a 1724 gram mass is on a horizontal surface with microk 0400 and is in contact with a mass less spring with a force
a skier of mass m started from rest at the top of a frictionless round hill of radius r as they slide down the side
a digital cell phone emits a 19 ghz electromagnetic wave with total power 060 watt at a cell phone tower 2 kilometer
a celebrity holds a press conference which is televised live a television viewer hears the sound picked up by the
two negative point charges are separated by 13 centimeter and feel a mutual repulsive force of 260 n the charge of one