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if 045kg of water at 100 degrees celsius is changed by a reversible process to steam at 100 degrees celsius decide the
a shot-putter puts a shot weight 711 newton that leaves his hand at a distance of 152 meter above the grounda
consider two slabs of material with the same thickness however made of different materials differing in their index of
an electron is shot into one end of a solenoid as it enters the uniform magnetic field within the solenoid its speed
an asteroid of mass 44 x 104nbspkilogramnbspcarrying a negative charge of 192nbspmucnbspis 130nbspmeternbspfrom a
a rescue helicopter lifts a 79 kilogram person straight up by means of cable the man has an upward acceleration of 070
the resolving power of a microscope depends on the wavelength utilized if one wished to see a particular type of
a gardener pushes down on the handle of a lawnmower applying a force of 250 newton the handle is inclined at an angle
a 0200 nm photon collides by a stationary electron after the collision the electron moves forward and the photon recoil
a muscle of 1cm2 cross section and 100 centimeter length is stretched to 110 centimeter by hanging a mass on it the
a parallel plate capacitor has a potential dissimilarity between the plates of 12 v and a plate separation of 20 mm
an incoming 014 kilogram baseball has a speed of 45 ms the batter hits the ball giving it a speed of 60 ms if the
a ball on the end of a string is whirled around in a horizontal circle of radius 025 centimeter the plane of the circle
the effective area of each plate of a parallel plate capacitor is 24 m2 the capacitor is full with neoprene rubber k 64
a rifle is aimed horizontally at the center of a large target 250 meter away the initial speed of the bullet is 500 ms
a contact lens is made of plastic with an index of refraction 138nbsp the lens has an inner radius of curvature of 246
a flat screen is located 070 m away from a single slit light with a wavelength of 557 nm in vacuum shines during the
a 30-g ice cube at its melting point is dropped into an insulated container of liquid nitrogen how much nitrogen
two ice skaters not paying attention collide in a completely inelastic collision prior to the collision first skater
you walk 30 meter south and 30 meter east obtain the direction and magnitude of the resultant displacement both
kids in a tree house lift a small dog in a basket 400 meter up to their house if it takes 193 joule of work to do this
the average intensity of light emerging from a polarizing sheet is 0722 wm2 and the average intensity of the
a farmland pushes a 20 kilogram bale of hay 33 meter across the floor of a barn if she exerts a horizontal force of 730
a coiled wire forms a spiral with 198 turns a diameter of 255 centimeter and an unscratched length of 45 centimeter