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A motorcycle has a constant speed of 28.4 m/s as it passes over the top of a hill whose radius of curvature is 159 m. The mass of the motorcycle and driver is 311 kg. Find the magnitude of
(a) the centripetal force and
(b) the normal force that acts on the cycle.
Two violin strings are tuned to the same frequency, 294Hz, What will be the beat frequency heard when the two strings are played together
On a banked race track, the smallest circular path on which cars can move has a radius of 111 m, while the largest has a radius 153 m, Find the smallest speed at which cars can move on this track without relying on friction
If it takes 3.60 x10-13 s for a nitrogen molecule to hit the wall and rebound with the same speed but moving in an opposite direction (assumed to be the negative direction), what is the average acceleration of the molecule for the period of this t..
A uniform ladder of length L and mass 5 kg rests against a smooth, frictionless, vertical wall. Find the minimum angle,between the ladder and the ground at which the ladder will not slip
A grating has exactly 8000 lines uniformly spaced over 2.58 cm, What is the expected angle for the third-order maximum of the green line
A hypothetical neutral atom has 93 electrons and a nucleus of mass m = 2.23e-25 kg. Calculate the speed of orbit of this electron
A pilot claims to have seen a UFO moving initially at a speed of about 373 m/s in an easterly direction and then, Compute the UFO's average acceleration during the turn
an emersion heater is used to boil water. assuming no heat escapes from the system, how much power must the emersion heater dissipate in order to boil five grams of water into fives grams of steam in ten minutes at standard atmospheric pressure?
What is the reading of spring scale
A hollow cone (like a party hat) has vertex angle 2?, slant height L, and surface charge density ?. It spins around its symmetry axis with angular frequency ?. What is the magnetic field at the ti
Illustrate what is the average emf that is induced in this coil if it is in a region where B=2.0 T upward, and the coil's plane is perpendicular to B?
In atwood's machine two masses m1 and m2 hang vertically, connected over a frictionless pulley. Evaluate the acceleration numerically
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