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the earth circumference is 4*10(7) m. and the mooncircumference is 27% as large. the moon mass is 1.23% of the earthmass. using this information and g on the earth surface, calculate escape velocity on the moon.
Find the de Broglie wavelength ? for an electron moving at a speed of 1.00×106m/s. Find the de Broglie wavelength of a baseball pitched at a speed of 40.5m/s
A block of mass 0.50kg travels with a speed of 2m/s in the x-direction on a flat, frictionless surface. find the velocity of the block at the end of this time
What is the half-life in days of a radioactive sample with 5.2×1015 atoms and an activity of 5.1×108Bq ? What is the half life in days
q1. the sun falls on a concave mirror and forms an image 4.5 cm from the mirror. if an object 22 mm high is placed 12.7
An electron is accelerated from rest by the potential difference of 461 V. It then enters a uniform magnetic field of magnitude 184 mT with its velocity perpendicular to the field. Calculate (a) speed of the electron and (b) radius of its path in ..
A particular race car can cover a quarter mile track (402 m) in 7.00 s starting from a standstill. what horizontal force must the road exert on the tires
The velocity gradient u(y) near the surface of a single plate over which a fluid flows is given by the function: u(y) = ay + by^2 + cy^3. Where y is the distance from the plate's surface and a, b and c are constants with the values: a = 10.0s^-1, ..
An AC voltage of the form ?v = 100 sin 1 000t, where ?v is in volts and t is in seconds, is applied to a series RLC circuit. Find the average power delivered to the circuit
Find out the magnitude of the acceleration of the electron. How large is the pulling force it the wagon is moving with a constant speed.
A ball is thrown straight upward with an initial speed of 25 m/s. how high does the ball go before falling back down
You are on a boat in a fog and know there are cliffs ahead of you somewhere, but you cannot see them. How far away are the cliffs
A uniform plank of length 5.0 m and weight 225 N rests horizontally on two supports, with 1.1 m of the plank hanging over the right support. To what distance x can a person who weighs 415 N walk on the overhanging part of the plank before it just ..
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