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An electron moves at 3.5×106 m/s into a uniform electric field of magnitude 429 N/C. The field is parallel to the electron’s velocity and acts to decelerate the electron. How far does the electron travel before it is brought to rest? The fundamental charge is 1.602×1019 C and the mass of an electron is 9.109×1031 kg . Answer in units of cm
A magnifying glass uses a converging lens with a focal length of 15.5 cm. It produces a virtual and upright image that is 3.3 times larger than the object. How far is the object from the lens
A telescope can be used as a camera if the film is placed at the image position of the objective lens, what is the angular separation of the two stars
The enthalpy of the reaction is 22.4 kj/mol CO and the entropy of the reaction is 39.6 kj/K mol CO for a standard state (consisting of 1 weight percent of Oxygen and 1 weight percent of Carbon in steel).
A 70.0-kg person throws a 0.0420-kg snowball forward with a ground speed of 33.0 m/s. What are the velocities of the two people after the snowball is exchanged
An aluminum ring needs to be placed over a cylinder steel bar. At 10.00 degrees C, Find the temperature of the ring at which it fits over the bar
The electric field at the surface of a charged, solid, coppersphere with radius 0.210 m is3380 N/C directed toward the center ofthe sphere. What is the potential at the center of the sphere, ifwe take the potential to be zero infinitely far from thes..
Two blocks (A and B) are in contact on a horizontal frictionless surface. A 40N constant horizontal force is applied to A. The mass of A is 5.0kg and the mass of B is 20kg
The output voltage of an AC generator is given by ?v = (190 V) sin (70?t). The generator is connected across a 12.0-? resistor. Find the power delivered to the resistor
A laser used in a holography experiment has an average output power of 4.93 mW. Calculate the energy (in joules) radiated with each pulse
A tennis player receives a volley with the ball (0.0600 kg) traveling horizontally at 54.0 m/s, What is the impulse delivered to the ball by the racquet
A 722-kg car stopped at an intersection is rear-ended by a 1620-kg truck moving with a speed of 14.5 m/s. find the final speed of both vehicles after the collision
A positively charged oil drop of mass 2.4 10-15 kg is placed in the region of a uniform electric field between two oppositely charged, What is the magnitude of the charge on the drop
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