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Q1. An electron starts from rest 75.5 cm from a fixed point charge with Q = -0.150 µC. How fast will the electron be moving when it is too far away?
Q2. A space station, in the form of a wheel 102 m in diameter, rotates to provide an "artificial gravity" of 3.50 m/s2 for persons who walk around on the inner wall of the outer rim. Find the rate of wheel's rotation in revolutions per minute that will produce this effect.
A 5.0-g bullet traveling horizontally at an unknown speed hits and embeds itself in a 0.195-kg block resting on a frictionless table, Determine the initial speed of the bullet
How far did you travel on this trip? What was your average speed.
You drape a string over a pulley and hang a mass of 35kg from one end. You tie the other end to a point a distance L from the pulley so that the string is horizontal between this point and the pulley.
A two-turn circular wire coil of radius 0.430 m lies in a plane perpendicular to a uniform magnetic field of magnitude 0.500 T. what is the average induced emf in the wire during this time
Assuming that the inner surface of the left ventricle has an area of 83cm2 and the maximum pressure in the blood is 120 mm-Hg, estimate the force exerted by that ventricle at maximum pressure
A parallel-plate capacitor is formed from two 4 electrodes spaced 1.20 mm apart. The electric field strength inside the capacitor is 1.29x 10^6. What is the charge (in nC) on each electrode.
A student weighing 800 N crouches on a scale and suddenly springs vertically upward.His roommate notices that the scale reads 900 N, With what acceleration does he leaves the scale
Where Is The Net Force Zero? Three point charges lie along the x-axis. The positive charge q1 = 15.0 ?C is at the x = 2.00 m, What is the x coordinates of q3
A soccer player kicks a ball that is on the ground down the field. The balls initial velocity is 10 m/s, 30 degrees above the horizontal. How long does is take for the ball to land down the field
A 15-g ball is shot from a spring gun whose spring has a force constant of 600N/m. The spring can be compressed 5 cm. How high can the ball be shot if the gun is aimed vertically
what is the total displacement of the jetliner between touchdown on the runway and coming to rest.
A flight attendant pulls her 70.0N flight bag a distance of 244 m along a level airport floor at a constant speed. The force she exerts is 36N at an angle of 52° above the horizontal. Find the work she does on the flight bag.
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