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two forces f1 and f2 act at a point f1 has a magnitude of 980 newton and is directed at an angle of 60 degree above the
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a tank circuit in a radio transmitter is a series rcl circuit connected to an antenna the antenna broadcasts radio
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a particular space tether is a wire made from aluminum resistivity 27times108 wtimesm density 2700 kgm3 its mass is 100
when a potential difference is applied across a piece of wire made of metal a a 50 ma current flows if the metal-a wire
anya and ilya each can run at a speed of 720 miles per hour and walk at a speed of 4 mph they set off together on a
two cars emerge side by side from a tunnel car c is traveling with a speed of 60 kmh and has an acceleration of 40
a bat at rest sends out ultrasonic sound waves at 48 khz and receives them returned from an object moving directly away
a solid conducting sphere of 10 centimeter radius has a net charge of 20 nc if the potential at infinity is taken as
you are working out on a rowing machine each time you pull the rowing bar which simulates the oars toward you it moves
a pair of parallel plates forming a capacitor are connected to a battery while the capacitor is still connected to the
a cannonball is fired horizontally from the top of a cliff the cannon is at height h 60 meter above ground level and
four identical charges 15 mc each are brought from infinity and fixed to a straight line each charge is 051 meter from
water flows at 025ls through a 11 meter long garden hose 2 centimeter in diameter that is lying flat on the ground the
a charged particle with an initial horizontal velocity of 20 kms enters a region of uniform electric and magnetic
write the expression for the period of a mass attached to a spring using newtons second law of motion and equation
the dielectric strength of rutile is 60 x 106 vm which corresponds to the maximum electric field that the dielectric
river pascal with a volume flow rate of 69 x 105 ls joins with river archimedes which carries 102 x 106 ls to form the
two parallel very long straight wires separated by 10 centimeter are carrying 20 amp and 40 amp in the same directiona
a moving electric charge is subject to a magnetic force in the presence of a magnetic field define how do you determine
a 750 kilogram professional diver performs a dive from a platform 10 meter above the water surface determine the
a 005 kilogram ball is thrown straight up into the air with an initial speed of 17 msa obtain the momentum of the ball
a ball of mass 0120 kilogram is dropped from rest from a height of 125 meter it rebounds from the floor to reach a
a 69 kilogram person throws a 00440 kilogram snowball forward with a ground speed of 350 ms a second person with a mass