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a flywheel with a moment of inertia 600 106 kgm2 is spinning with an angular speed of 120 revs about a vertical axis
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to prevent damage to floors and to increase friction a crutch will often have a rubber tip attached to its end if the
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a sphere of radius 100 cm floats in equilibrium partially submerged in water with its lowest point 500cm below the
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a standard interior staircase has steps each with a rise height of 20 cm and a run horizontal depth of 25 cm research
in 1956 frank lloyd wright proposed the construction of a mile-high building in chicago suppose the building had been
a 20lb weight is suspended from the end of a vertical spring of negligible mass this much weight stretches the spring
a cart is driven by a large propeller or fan which can accelerate or decelerate the cart the cart starts out at the
a hot air balloon rises from the ground with a velocity of22 msyhat a champagne bottle is opened to celebrate takeoff
a 6kg block sits on a surface with micros05 and microk03 you exert a force f at an angle of 30degon this block1 what is
a dynamics cart with its plunger depressed is placed at a certainheight on a inclined plane at a known angle how can
the pressure gauge on a tank registers the gauge pressure which isthe difference between the interior and exterior
in getting ready to slam-dunk the ball a basketball player starts from rest and sprints to a speed of 694 ms in 148 s
an electron is released from rest at a perpendicular distance of 108 cm from a line of charge on a very long
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an aluminum sphere has a radius of 46cm on the earth it is then taken to a distant planet where theatmospheric pressure
a mass-on-a-spring system has a spring constant k 372 nm and a mass m 046 kga if it is given an initial displacement