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a bicycle tire rolls down a 25 m hill and crashes into a car door if the tire has a mass of 125 kg with a 075 m radius
a golf ball of mass 0050 kg is hit off the tee at a speed of 35 ms the golf club was in contact with the ball for find
a ball of mass 025 kg that is moving with a speed of 10 ms collides head-on and elastically with another ball initially
a 25 gram ball is fired horizontally into a 0375 kg catcher arm at rest the catcher arm and ball system swings up to a
a rifle fires a bullet of mass 00350 kg which leaves the barrel with a positive velocity of 304 ms the mass of the
a probe in deep space is infested with alien bugs and must be blown apart so that the icky creatures perish in the
a resistor with r300 and an inductor are connected in series across an ac source that has voltage amplitude 500 v the
one solenoid is centered inside another the outer one has a length of 500 cm and contains 6750 coils while the coaxial
a 099-cm-diameter microscope objective has a focal length of 26 mm it is used in visible light with a wavelength of 532
the eye is a multiple lens system but can be thought of as a single lens system for the purpose of this discussion when
unpolarized light incident through a polarizer passes through a second polarizer placed at an angle theta to the first
a cd has a mass of 17 g and a radius of 60 cm when inserted into a player the cd starts from rest and accelerates to an
light travelling through air enters a certain liquid at an angle of incidence of 43 degrees the refracted ray makes an
unpolarized light passes through a vertical polarizing filter the light then passes through a horizontal filter which
the moon has one fourth of the diameter of the earth with just 125 of its mass calculate the gravitational
a mass of 602 g of an element is known to contain 942 x 1023 atoms what is the atomic mass of the
very short pulses of high-intensity laser beams are used to repair detached portions of the retina of the eye the brief
ekapluto is an unknown planet that has two moons in circular orbits moon a mass 4x1020 kg orbital radius 2x108 m
a negative lens has a focal length of -24 cm an object is located 8 cm from the lensa how far from the lens is the
a weight of 50lb is hung from the end of a pressurized pipe the weight is applied at the centroid so there is no torque
a rock appears to lie just 38 cm below the surface of a smooth stream when viewed from above the surface of the stream
a length of wire has a radius of 300 times 10-3 m and a resistance of 0200 when the potential difference across the
a small coil has a cross section of 35 cm2 and consists of 12 turns of wire if the loop carries a current of 140 ma
for distance objects the angular size in degrees can be appropriate as 57deg wd where w is the width of the object and
the index of refraction for crown glass is 1512 at a wavelength of 660 nm red whereas its index of refraction is 1530