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two charges of identical magnitude exert an attractive force of 25 x 10-4 newton on each other if the magnitude of each
a 18 meter tall man is 6 meter from the converging lens of a camera his image appears on a detector that is 60
a rocket accelerates at a rate of 125in the northeast direction the x-component of the acceleration is 12a sketch the
a plane flies with a velocity of 345 meter per second making an angle of 48o with the horizontala draw the vector
a vehicle drives 50 miles west and then heads 154 miles northa draw the vector additionb obtain the magnitude of the
a polarized light beam with a 641 millimeter diameter circular cross section is perpendicularly incident on an ideal
a 075 mf capacitor is charged to 50 volt it is then connected in series with a 55 omega resistor and a 110 omega
a scholars open a 12 kilogram door by applying a force of 40 newton at a perpendicular distance of 090 meter from the
consider the father pushing a playground merry-go-round he exerts a force of 250 newton at the edge of the 50 kilogram
a diatomic gas does 3903 joule of work and also absorbs 2426 cal of heat estimate the change in internal energy of the
assume that you needed to make a pen for some small animals you have 12 m of fencing you decide to make a circular pen
the brick wall of thermal conductivity 11 wmbulloc of a building has dimensions of 28 meter by 15 meter and is 9
a spherical water drop 170 meter in diameter is suspended in calm air owing to a downward-directed atmospheric electric
you measure the electric field between the plates of a 5 nf capacitor to be 2000 nc if the charge on this capacitor is
the weight of a metal bracelet is measured to be 0100 newton in air and 0092 newton when immersed in water calculate
two small no conducting spheres have a total positive charge of 1084 uc when placed 108 meters apart the force each
a an engine absorbs 140 joule and rejects 75 joule in each cycle determine what is its efficiencyb if each cycle takes
a mercury thermometer is constructed the capillary tube has a diameter of 00057 centimeter and the bulb has a diameter
two moles of helium gas initially at 195 k and 032 atm are compressed isothermally to 183 atma evaluate the final
an object that is 10 centimeter tall is located 37 centimeter in front of a concave mirror of focal length 185
a 9 volt battery is connected to a capacitor which subsequently has magnitude of 05 icircfrac14c of charge on each
two small containers of identical volume 100 cm3 each contain helium gas at 5oc and 5 atm pressure the two containers
at 28 meter below the surface of the sea density of 871 kgm3 where the temperature is 5oc a diver exhales an air bubble
a certain light truck can go around a flat curve having a radius of 150 meter with a maximum speed of 380 meter per
a 54 kilogram ice skater is moving at 401 meter per second when she grabs the loose end of a rope the opposite end of