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the rabbit covers a 30m practice course in 5 seconds and theturtle covers same distance in 120 seconds the actual race is runon 96 m course , how many minutes the rabbit beat turtle?
Consider a particle of mass m contrained to lie on the surface of a cone with it's vertex pointing down and half angle alpha. write the equations of constraint
Two wires on a piano are the same length and are stretched to the same tension. Wire 1 vibrates at a frequency 1.5 times that of wire 2. Calculate the ratio of their masses (m1/m2).
A force of 15N is applied at an angle of 30 degrees to the horizontal on a 0.750kg block at rest on a frictionless surface. what is the magnitude of the normal force
An 8 lb weight stretches a spring 4ft, the system resides in amedium offering a resistance to the motion equal to 1.5 times theinstantaneous velocity, if the weight is released at a position 2ftabove its equilibrium position with downward velocity of..
A soccer ball is kicked from the ground at an angle of ? = 60 degrees with respect to the horizontal, What is the total horizontal distance, (dm), in meters, traveled by the ball in the time, tm
.250 kg ball is dropped to the floor from a height of 1.0 m and upon rebounding, reaches a height of .60 m. What is the impulse delivered to the ball by the floor?
a 55.0-kg box rests on a horizontal surface. the coefficient of static friction between the box and the surface is
A force F = 200i - 400j + FZ k N, is acting through point A(0,0,0) m.
X-rays having an energy of 300 keV undergo Compton scattering from a target. The scattered rays are detected at 37.0° relative to the incident rays. Find (a) the Compton shift at this angle, (b) the energy of the scattered x-ray, and (c) the energ..
A projectile is fired with an initial speed of 60.9 at an angle of 37.4 above the horizontal on a long flat firing range. Determine the total time in the air
An electron in a circular path perpendicular to a constant magnetic field with a magnitude of 1.00mT. The angular momentum of the electron about the center of the circle is 3.000*10^-25. Evaluate the radius of the circular path
A dedicated sports car enthusiast polishes the inside and outside surfaces of a hubcap that is a section of a sphere. When he looksinto one side of the hubcap, he sees an image of his face29.0 cm in back of the hubcap
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