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(A) What quantum number of the hydrogen atom comes closest to giving a 100- nm-diameter electron orbit?
(B) What is the electron's speed in this state? (m/s)
(C) What is the electron's energy in this state? (eV)
During a tug-of-war, team A pulls on team B by applying a force of 1200 N to the rope between them, How much work does team A do if they pull team B toward them a distance of 1.3 m
Which is safer as a road material
A charge of 1 uC accelerates through a potential difference of 200V. What is the change in the electric potential of the charge
A box slides down a 40° ramp with an acceleration of 1.260 m/s2. Find out the coefficient of kinetic friction between box and ramp.
If an Acura Integra accelerates from 0 to 60 mph in 4 seconds, which one has the larger acceleration
Two cars approach an ice-covered intersection. One car, of mass 1.27 103 kg, is initially traveling north at 12.1 m/s, Find the velocity of the center of mass of the two-car system just after the collision
A shot putter releases the shot with a velocity of 29m/sec at an angle of 22 degrees counterclockwise with the right horizontal
A partially evacuated airtight container has a tight-fitting lid of surface area 75.4 cm2 and negligible mass. If the force required to remove the lid is 384 N and the atmospheric pressure is 1.00 × 105 Pa, what is the air pressure in the containe..
A sample of dry air has a temperature of 273K, a volume of 4 m^3 and a pressure of 2 atmospheres, Sketch the process on a P-V diagram and mark the final values for pressure and volume after each change, Calculate the total work done.
A certain speed boat weighs 5,880 N. It can accelerate from 0 to 40 m/s in 5 seconds. (Need to see the math). How large is the net force acting on the boat
A 1.50 kg block of wood sits at the edge of a table, 0.782m above the floor. A 0.0105 kg bullet moving horizontally with a speed of 770m/s embeds itself within the block. What horizontal distance does the block cover before hitting the ground.
What will be the equilibrium temperature when a 223 g block of copper at 258 C is placed in the 178 g aluminium calorimeter cup containing 874 g of water at 13.2 C.
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