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a 22 kg 20 cm diameter turntable rotatesat 100 rpm on frictionlessbearings two 500 g blocks fallfrom above hit the
the bow of a destroyer undergoes simple harmonic vertical pitchingmotion with a period of 120 s and an amplitude of 25
an rlc series circuit has a resistance of r 325 omega aninductance l 0200 mh and a capacitance c 324 nfa what is
a two stage rocket is traveling at 1200 ms with respect to the earth when the first stage runs out of fuel explosive
a thin film of alcohol n 128 lies on a flat glass plate n 154 when monochromatic light whose wavelength lambda can
a 1000 kg sports car accelerates from zero to 25 ms in 750 s what is the average power delivered by the automobile
a 27 year-old biologist makes a trip to study lifeforms in a distant planet 17 light-years away the round tripincluding
a record is rotating at 33 rpm the motor is turned off andthe record comes to a stop at constant deceleration in 25
the electric flux through each face of a 500mx 500m x 500m cube is 130nm2c how much charge is inside the
a light ray in carbon tetrachloride isincident on sodium chloride at a5deg angle ofincidence find the angle of
a heavy copper bus bar is 2000 cm long and of rectangularcross-section 1000 cm x 2000cm what is the voltage dropalong
a car is at the top of a 100 meter high hill the car is coastingat 20 meterssec the car rolls down the hill how fast is
a 32 kg bucket of water is raisedfrom a well by a rope if the upward acceleration of the bucket is24 ms2 find the force
a 400 kg wagon is towed upa hill inclined at 175deg with respectto the horizontal the tow rope is parallel to the
in a strictly scientific experiment a student athelete throwsrocks out the window in all directions all rocks have the
a person holds a 20-kg carton of milk at armslength if the biceps muscle is attached to the forearm at a point8 cm from
a car 1500 of mass kg moving at 15 ms strikes acar stopped at a traffic light from behind hooking their bumperstogether
a high diver of mass 70 kg jumps off a board 10meters above the water if the divers downward motion is stoppedin 10
a river has a steady speed of 0250ms a student swims upstream a distance of 100 km and swims back to the starting point
forensic scientists can measure the muzzle velocity of a gun by firing a bullet horizontally into a large hanging block
tendons are strong elastic fibers that attachmuscles to bones to a reasonable approximation they obey hookeslaw in
a cd originally at rest reaches an angular speed of 40rads in 50sa what is the magnitude of its angular accelerationb
after 100 s a spinning roulette wheel at a casino has slowed downto an angular velocity of 184 rads during this time
an 80 kg stuntman jumps from a window of a building situated 30 m above a catching net assuming that air resistance
a pitcher throws a curveball that reaches the catcher in055 s the ball curves because it isspinning at an average