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a 10 kilogram crate is sliding at a constant speed of 7 ms along a frictionless horizontal table when it encounters a
bone has a youngs modulus of about 1801010 pa under compression it can withstand a stress of about 155108 pa before
a concrete highway curve of radius 800 meter is banked at a 130 degree angle find the maximum speed with which a 1600
a race car accelerates uniformly as it leaves the pit area going from rest to 330 kmh in a semicircular arc with a
a 205 kilogram log is pulled up a ramp by means of a rope that is parallel to the surface of the ramp the ramp is
during an apollo lunar landing mission one astronaut stayed in the command module which continued to orbit the moon
block 1 of mass m1 490 kilogram moves along a frictionless air track with speed v1 270 ms it collides with block 2 of
a concave mirror has a radius of curvature of 115 centimetera find the object position for which resulting image is
a series rlc circuit has r 70 ohm l 22 mh and a resonant frequency of 40 khza find what is the capacitanceanswer nfb
a large grinding wheel in the shape of a solid cylinder of radius 0330 m is free to rotate on a frictionless vertical
a jetliner can fly 580 hours on a full load of fuel without any wind it flies at a speed of 235 x 102 ms the plane is
an lc circuit includes a 0010 microf capacitor and a 400 microh inductora if the peak voltage on the capacitor is 190
the figure below shows two points in an e-field point1 is at x1y1 74 in m and point 2 is atx2y2 1313 in m the
an rlc circuit includes a 10 ohm resistor 15 microf capacitor and 50 mh inductor the capacitor is rated at 1200 volt
a loudspeaker of mass 240 kilogram is suspended a distance of h 200 m below the ceiling by two cables that make equal
a total charge of 00095 c is shared with two metallic spheres a and b of radii5 cm and 3 cm that are connected by a
two newly discovered planets follow circular orbits around a star in a distant part of the galaxy the orbital speeds of
a 22 nf capacitor and a capacitor of unknown capacitance are connected in parallel across a 12 volt rms sine-wave
a hot air balloon is rising straight up with a speed of 5 ms a ball at bag is released from rest relative to the
a centrifuge is a device in which a small container of material is rotated at a high speed on a circular path such a
a stick with a mass of m and a length of l is pivoted about one end so it can rotate without friction about a
in the high jump frans kinetic energy is transformed into gravitational potential energy without the aid of a pole
a spring has a spring stiffness constant k of 430 nm obtain how much must this spring be stretched to store 50 joule
you are riding a train as it rounds a curve of radius 400 meter at a constant speed a chandelier suspended from the
a 50000 kilogram space shuttle is in a 500 kilometer high circular orbit about the earth and wants to descend into a