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a siren on the top of the police car moving with a speed of 30 ms emits sound at frequency of 823hz ahead of the car
consider a turntable to be a circular disk of moment of inertia it rotating at a constant angular velocity omegai
in which situation shown in figure will the electromagnetic wave be more successful in inducing a current in the loop
a skater with an initial speed of 840 ms stops propelling himself and begins to coast across the ice eventually coming
a skier slides down a hill starting with zero speed at a height of 43 m above the bottom of the hill what is the speed
in the figure four charges form the corners of a square and four more charges lie at the midpoints of the sides of the
the sketch shows the coil lying in the plane of the screen and the external magnetic field pointing into the screen as
a sled at rest is suddenly pulled in three horizontal directions at the same time but it does not move paul pulls to
a small 080-kg train propelled by a fan engine starts at rest and goes around a circular track with a 080-m radius the
the farther a person is from a light bulb the less intense its light the equation 1194d2 approximates the light
a farsighted librarian wears her 399-d refractive power eyeglasses 00280 m from her eyes and is able to read books held
a farm water sprinkler is dead headed the pipe raduis is 4 inches the hight of the water 20 ft the kinemitcs viscosity
the far point of a myopic administrator is 455 cm assume a 20 cm distance between retina and lensa what is the relaxed
a small block is attached to an ideal spring and is moving in shm on a horizontal frictionless surface when the
as far as i interpret it the law of ever increasing entropy states that a system will always move towards the most
a small die is placed 4in from the center of a turntable begins to slide the turntable is rotating at 45 revmin what is
a how far and in what direction should a cellist move her finger to adjust a strings tone from an out-of-tune 449 hz to
a small ferry boat is 40m wide and 60m long and is floating in fresh waterdensity 1000kgm3 when a loaded truck pulls on
how far could you pedal a bicycle at 15 kmhr on the energy in 30 gal of gas 1 gal of gas has a mass of 32 kg assume a
a small metal sphere weighs 0342 n in air and has a volume of 101 cm3 what is the acceleration of the sphere as it
a small motor boat travels with speed of 3 meters per second relative to the water a boater directs his boats so that
a small object is on the optical axis 253 cm from a 212 cm lens find the image distance and magnification by
a falconer training a falcon throws a lure of mass 200 g at an angle 45o above the horizontal with an initial velocity
a small putty ball of mass 2m is thrown horizonatally at a rod of 3m and lenth l which pivots freely about about fixed
for the eye we can model the lens of a spherical refractor the image distance is set by the length to the retina si180a