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a fish appears to be below the surface of a pond n133 calculate what is its actual depth hint use the paraxial
consider a system of 2 equal lenses focal length f the distance between the lenses is 35f an obit is placed a distance
the power supplied to a typical black and white television set is 82 watt when the set is connected to 120 volta find
a light source of wavelength lambda illuminates a metal and ejects photoelectrons with a max ke of 100ev a second light
two brothers robbie and jimmy sit 300 meter apart on a horizontal seesaw with its fulcrum exactly midway between them
obtain the coefficient of kinetic friction between a 48 kilogram block and the horizontal surface on which hit rests if
a sensitive gravimeter at a mountain observatory finds that the free fall acceleration is 60 times 10-3 ms2 less than
a driver of a van traveling at 15 ms applies the breaks causing a uniform acceleration of -20 ms2 find how long does it
a constant force of 15 newton in the negative y direction acts on a particle as it moves from the origin to the point
a horizontal rod 200 meter long carries a current through a uniform horizontal magnetic field of magnitude 067 t that
a block of mass 250 kilogram is pushed 200 meter along a frictionless horizontal table by a constant 140 newton force
a sledge loaded with bricks has a total mass of 181 kilogram and is pulled at constant speed by a rope inclined at 203
a man pushes a 160 kilogram shopping cart at a constant velocity for a distance of 240 meter she pushes in a direction
a package of dishes mass 600 kilogram sits on the flatbed of a pickup truck with an open tailgate the coefficient of
a rock is projected of the edge of the top of a building with an initial velocity of 122ms at an angle of 53 degree
your van is parked on a steep hill with a 12o slope with the van held in place by the parking brakea find the magnitude
a kid whose weight is 248 newton slides down a 50 meter play ground slide that makes an angle of 20 degree with the
two tiny spherical water drops with identical charges of -720 x 10-17 c have a center-to-center separation of 14
two equally charged particles are held 39 x 10-3 m apart and then released from rest the initial acceleration of the
a driver starts his parked vehicle and within 5 sec reaches a velocity of 54 kmhr as he travels east find what is his
calculate the force required to hold a long bow with the string pulled back just before releasing the arrow the tension
a 50 meter length of coaxial cable has a solid cylindrical wire inner conductor with a diameter of 258 millimeter and
a computer monitor uses 20 amp of current when it is plugged into a 120 volt outlet the monitor is never turned off
your 12 kilogram baby sister is hanging on the bottom of a table cloth with all her weight in the middle of the table
a mass of 3464 g with unknown composition is heated in an oven to a temperature of 3116 degc the mass is then dropped