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a horizontal rectangular surface has dimensions 290cm by 340cm and is in a uniform magnetic field that is directed at
a snowboarder of mass 86 kg travels down the slope of height 150 m shown in the figure below if she starts from rest at
a circular loop of wire of radius 18 cm moves at a speed of 66 ms in the direction of a 013 t uniform magnetic field
two point sources of sound waves are 60 cm apart they produced sinusoidal sound waves in phase and with equal amplitude
in a region where there is a vertical magnetic field of 192 10-2 t a ring of radius 109 cm is flipped in the air as one
a nozzle of inner radius 105 mm is connected to a hose of inner radius 796 mm the nozzle shoots out water moving at 255
a room has two opposing walls which are tiled the remainingwalls floor and ceiling are lined with sound-absorbent
the drill used by most dentists today is powered by a small air-turbine that can operate at angular speeds of 302000
three identical uniform meter sticks are placed on the floor the first stick lies along the y axis from y 0320 m to y
a 51kg mass hanging from a spring scale is slowly lowered onto a vertical spring as shown in the figurefigure 1 a what
a porsche 944 turbo has a rated engine power of 217 30 of the power is lost in the drive train and 70 reaches the
a flywheel of mass 182 kg has an effective radius of 061 m assume the mass is concentrated along a circumference
a rocket has a mass of 12kg and is acted upon by an impulse from the engine of 1305 n s during the 2 seconds the engine
a 200- projectile is fired at an angle of 600 above the horizontal with a speed of 800 at the highest point of its
a mass m 43 kg is attached to a vertical spring with k 220 nm and is set into motion what is the frequency of the
the engine in an imaginary sports car can provide constant power to the wheels over a range of speeds from 0 to 70
if the temperature of the water leaving the condenser in a stream turbine cycle were raised from 20c to 30c what would
a capacitor is charged to a potential of 120v and is then connected to a voltmeter having an internal resistance of
in the overhead view of fig 9-54 a 300 g ball with a speed v of 60 ms strikes a wall at an angle of 30deg and then
a box has weight of magnitude 200 accelerates down a rough plane that is inclined at an angle 300 above the
the figure below gives the potential energy u of a magnetic dipole in an external magnetic field as a function of
an object with mass 35 is attached to a spring with spring stiffness constant 300 and is executing simple harmonic
a circular coil with 79 turns of wire and a diameter of 18 cm is placed in a magnetic field given by bt 5 t2 2 t 3 t
blocks a mass 650kg and b mass 1500kg move on a frictionless horizontal surface initially block b is at rest and
when a 0121 kg mass is suspended at rest from a certain spring the spring stretches 410 cm find the instantaneous