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Your electric drill rotates initially at around 5.97 rad/s. You slide the speed control and cause the drill to experience constant angular acceleration of 0.325 rad/s^2 for 4.77 s. Determine the dri
If a beam of white light passes via a red piece of plastic, explain why is the emerging less intense than the white light.
A model rocket is constructed having a motor which can give a net impulse of 30.0 N x sec. The mass of rocket is around 0.164 kg. Find out the speed that this rocket accomlishes if it is launc
The second object is hanged, and the two objects join each other gravitationally. Determine by what distance has the first object moved horizontally from its initial position due to the gravitationa
A high-jumper, having merely cleared the bar, lands on an air mattress and comes to rest. Had she landed directly on the hard ground, her stopping time would have been much shorter. By using the im
Beginning with the initial speed of 5.22 m/s at a height of 0.394 m, a ball of 2.94 kg swings downward and hits a 5.63 kg ball which is at rest. (i) By using the principle of conservation of mechani
Suppose that all motion, before and after the collision, occurs all along the similar straight line. Determine the ratio of the kinetic energy of the hydrogen atom after the collision to that of the
The masses of ball and block are, correspondingly, 1.7 kg and 2.3 kg, and the length of the wire is 1.11 m. determine the velocity (magnitude and direction) of the ball (i) just before the collision
A car of mass 1070 kg is traveling at 34.6 m/s when it collides head-on having a sport utility vehicle of mass 2520 kg traveling in the opposite direction. In the collision, the two vehicles come to
A glass ball of radius 1.65 cm sits at bottom of the container of milk that consists of a density of 1.03 g/cm3. The normal force on the ball from container's lower surface consists of magnitude 9.6
The masses of two objects are 2.7 and 8.1 kg. Find out the final speed of the two-object system after the collision for the case (i) If the large-mass object is the one moving initially and the case
Determine how fast do the 2 of them slide across the snow altogether on the inner tube? The mass of Ashley is 70 kg, and Miranda's is 43 kg. Avoid the mass of the inner tube and any friction connect
The wagon is coasting at a speed vA all along a straight and level road. If 20.3% of the wagon's mass is thrown off the wagon, parallel to the ground and in the forward direction, the wagon is broug
A two-phase rocket moves in space at constant velocity of +4140 m/s. The two phases are then separated through a small explosive charge placed among them. Instantly after the explosion the velocity
find out an equation (that is, specific expression) for the angular velocity of the platform as a function of time. Determine the angular velocity if the man reaches the edge of the platform?
The two plane mirrors intersect at an angle of 50 degrees. The incident light ray in a plane perpendicular to the two mirrors forms an angle of 70 degrees with one mirror, reflects from it and then
The magnetic field at point P at the similar moment is all along +z direction. The angular frequency of the wave is around 6.0 x 10^6 rad/s. Determine: i) The direction of wave propagation.
The sound is reflected off the building back to the driver of car. The sound wave from the original note and that reflected off the building unite to generate a beat frequency. Find out the beat fre
The two parallel wires whose centers are 24.00 cm apart carry equivalent currents in opposite directions. Determine the inductance of a 140.00 cm length of such a pair of wires. The radius of each o
A4.10 coin is positioned 19.0 from the center of a turntable. The coin consists of static and kinetic coefficients of friction having turntable surface of 0.820 and 0.450. Determine the maximum ang
Determine the total torque if you are holding a 10 lb weight 1 ft from your elbow (generating a clockwise torque) and your biceps is producing a 50 lb force having a moment arm of 3 in. (generating
A wire carrying a current is shaped in the shape of a circular loop of radius 3.0 mm. When the magnetic field strength at its center is 1.9 mT without external magnetic fields contributing to it, de
They pull on the ends of a light rope which is stretched among them. Ramon pulls on the rope to provide him a speed of 0.75 m/s. Determine the James's speed? Represent your answer by using two signi
A 200 ball moves in the vertical circle on a 1.05 long string. When the speed at the top is 4.40, then the speed at the bottom will be 7.78. i) Determine the tension in the string if the ball is at
Determine the mass of gold in the sovereign in kilograms by using the fact that the number of karats = 24 (mass of gold)/(net mass).