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Compute the point between Venus and the Sun at which an object can be located therefore that the net gravitational force exerted on it by these two objects is zero. The mass of Venus is 4.88 × 1024 kilogram, the mass of the Sun is 1.99 × 1030 kilogram and the distance between Venus and the sun is 1.08 × 1011 meter.
A bar of length 2 cm slides along metal rails at a speed of 1 cm/s. The bar and rails are in a magnectic field of 2 T, pointing out of the page. what is the induced emf in the bar and rails
A 20kg suitcase is being pulled with constant speed by a handle that is at an angle of 22degrees above the horizontal. what is the force F applied to the handle
A block-spring system oscillates with an amplitude of 3.65 cm. The spring constant is 250 N/m and the mass of the block is 0.200 kg. Determine the mechanical energy of the system
the copper wire in a typical residential building has a cross-sectional area of 3.31 x 10-6 m2. if it carries a current
a hollow metal sphere has inner and outer radii of 7 cm and 10 cm radii. a point charge is located at the center is
A high-speed flywheel in a motor is spinning at 450 rpm when a power failure suddenly occurs. The flywheel has mass 40.0 kg and diameter 72.0 cm. How many revolutions would the wheel have made during this time
A sample contains 3.5Ã-1019 radioactive atoms with a half life of 10000 years. How many atoms are expected to decay in the first second
A parallel combination of a 1.27 uF capacitor and a 2.67 uF one is connected in series to a 4.85 uF capacitor. FInd the charge of each capacitor
A 1350 N uniform beam is attached to a vertical wall at one end and is supported by a cable at the other end. A W = 1860 N crate hangs from the far end of the beam. Calculate the magnitude of the horizontal component of the force that the wall exe..
Two converging lenses, each of focal length 14.5 cm, are placed 39.1 cm apart, and an object is placed 29.2 cm in front of the first. What is the magnifcation of the system
A boy whirls a stone in a horizontal circle of radius 1.9 m and at height 1.8 m above level ground. obtain the magnitude of the centripetal acceleration of the stone
A uniform 6-m ladder weighs 200 N. The ladder leans against a frictionless wall at an angle 650 to the floor. Discover the forces on the ladder from the wall and the floor.
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