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a 730 newton man stands in the middle of a frozen pond of radius 50 meter he is unable to get to the other side because
fm radio stations use radio waves with frequencies from 880 to 108 mhz to broadcast their signals assuming that the
a photographer in a helicopter ascending vertically at a constant rate of 14 ms accidentally drops a camera out the
a rock is thrown vertically upward from ground level at time t 0 at t 230 second it passes the top of at all tower
a helicopter is ascending vertically with a speed of 50 ms at a height of 14 meter above the earth a package is dropped
a 320 cm violin string with linear density 066 gm is placed near a loudspeaker that is fed by an audio-oscillator of
a police officer in hot pursuit drives her car through a circular turn of radius 300 meter with a constant speed of 725
water stands at a depth d350m behind the vertical upstream face of dam of width w314m discover a the net horizontal
compute the momentum total energy and kinetic energy of a proton moving with a velocity v099c relative to the
1 a meter stick is rotated about the end labelled 000 cm therefore that the other end of the stick moves through an arc
two equal air-filled parallel-plate capacitors are connected in parallel and charged to potential difference delta v
a baseball approaches home plate at a speed of 450 ms moving horizontally just before being hit with a bat the batter
several identical capacitors are connected along the edges of a square grid so that along each edge there is exactly
n7 equal charges are located in the seven sides of a symmetrical octagon distance r from the center obtain the
a calculate the energy in kw-h necessary to place a 10 kilogram object in low earth orbit in low earth orbit the height
a coil with 150 turns has a flux of 450 ntbullm2 through each turn when the current is 200 maa determine what is the
a helium-neon laser lambda 6328 nanometer is used to calibrate a diffraction grating if the first-order maximum occurs
light of wavelength 550 nanometer falls on a 033 millimeter wide slit and forms a diffraction pattern on a screen 12
a projectile mass 0235 kilogram is fired at and embeds itself in a target mass 126 kilogram the target is initially
a 22 kilogram cart is rolling along a frictionless horizontal track towards a 12 kilogram cart that is held initially
the starting motor of an automobile is turning too slowly and the mechanic has to decide whether to replace the motor
a pilot is flying a plane with a speed with respect to air at 220ms in a region where the wind is blowing at a constant
a uniform rod l 30 meter and mass m 10 kilogram is pivoted about a horizontal frictionless pin through one end the
an 1100 kilogram car coast on a horizontal road with a speed of 19 ms after crossing an unpaved sandy stretch of road
one billiard ball is shot east at 22 ms a second identical billiard ball is shot west at 08 ms the balls have a