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a small steel ball bearing with a mass of 200 gram is on a short compressed spring when aimed vertically and suddenly
santa loses his footing and slides down a frictionless snowy roof that is tilted at an angle of 30 degree if santa
200 tall basket player attempts a goal 1000 meter from the basket 305 meter high if he shoots the ball at a 45o angle
an air puck of mass m1 is tied to a string and allowed to revolve in a circle of radius r on a frictionless horizontal
lisa swims in the sea and she measures the time between two waves that washes over her the average elapsed time between
a 13 kilogram ball and a 24 kilogram ball are connected by a 10 meter long rigid mass less rod the rod is rotating
a pebble is thrown vertically upward at a speed of 2990 ms at time t0 a second pebble is thrown upward with the similar
the heating element of a clothes dryer has a resistance of 9 ohm and is connected across a 120 volt outlet find the
a flock of geese is attempting to migrate due south but the wind is blowing from the west at 51 ms if the birds can fly
a satellite is in orbit about earth its orbital radius is 873 times 107 meter the mass of the satellite is 1103
your friend has a pair of fuzzy dice with a mass of 119 gram hanging from his rear-view mirrora when he accelerates
a 15 kilogram mass slides down an inclined plane which makes an angle of 37o with the horizontal the coefficient of
the leaning tower of pisa is 55 meter tall and about 70 meter in diameter the top is 45 meter off center is the tower
a sound wave is traveling in seawater where the adiabatic bulk modulus and density are 231 x 109 pascal and 1025 kgm3
if a curve with a radius of 80 meter is perfectly banked for a vehicle traveling 69 kmh find what must be the
a 780 gram bullet moving at 460 ms penetrates a tree trunk to a depth of 44 centimeter1 use work and energy
a 660 kilogram base runner begins his slide into second base when he is moving at a speed of 36 ms the coefficient of
a 54 kilogram pole vaulted running at13 ms vaults over the bar her speed when she is above the bar is 13 ms ignore air
a block of mass 250 kilogram is pushed 240 meter along a frictionless horizontal table by a constant 160 newton force
a sensitive gravimeter at a mountain observatory finds that free-fall acceleration is 50 x 10-3 ms2 less than that at
two 720 kilogram hockey players skating at 575 ms collide and stick together if the angle between their initial
a cycle wheel rotates uniformly through 20 revolutions in 40 second find what is the frequency of the wheels
a rigid body is rotating around the vertical z axis anticlockwise when look at from above it angular velocity decreases
a crate sits on a flat-bed truck that is traveling with a speed of 50 kmh on a straight level road if the coefficient
during open-heart surgery a small current of 25 mua may cause ventricular fibrillation suppose the heart resistance to