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A motorcycle has a constant speed of 28.0 m/s as it passes over the top of a hill whose radius of curvature is 109 m. The mass of the motorcycle and driver is 348 kg. Find out the magnitude of the normal force that acts on the cycle.
Determine the highest speed the stone can attain without breaking the string.
Some skin divers go as deep as 50 m. What is the gage pressure at this depth in fresh water, and what is the ratio of absolute pressure at this depth to normal atmospheric pressure.
The pilot of an aircraft wishes to fly due west in a 37.70 km/h wind blowing toward the south. The speed of the aircraft in the absence of the wind is 191 km/h.
A thin, uniformly charged spherical shell has a potential of 720 V on its surface. Outside sphere, at a radial distance of 29.0 cm from this surface, the potential is 434 V.
Suppose the Eskimo is pushing the same 50.0-kg sled across level terrain with a force of 50 N. If he does 4 x 10^2J of work on the sled while exerting the force horizontally, through what distance must he have pushed it.
(a) How much charge can be placed on a capacitor with air between the plates before it breaks down if the area of each plate is 6.00 cm2? (b) Find the maximum charge if bakelite is used between the plates instead of air.
find the magnitude of the acceleration of the boy. Find the average magnitude of the induced emf if the change in shape occurs in 4.14 s, and the local 0.120 T magnetic field is perpendicular to the plane of the loop.
The car that hits a concrete barrier and takes 0.3 seconds to stop.
What is the repulsive force between two pith balls that are 12.0 cm apart and have equal charges of -26.0 nC?
when jim abd rob ride bicycles, jim can only accelerate at three quarters the acceleration of Rob. Both start from rest at the bottom of a long straight road with constant upward slope. If rob takes 5.7 minutes to react the top, how much earlier s..
What is the value of the static friction.
A thin, circular disc is made of lead and has a radius of 0.0350 cm at 20.0 °C. find out the change in the area of the circle if the temperature is increased to 625.0 °C. The coefficient of linear thermal expansion for lead is 29.0 x 10-6/C°.
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