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A diver pushes off horizontally from the top of a vertical cliff that is 40.0 m high from water surface below. But the driver has to clear a rock formation hat is 6.0 m wide (as shown).
(A) How long is the diver in the air?
a) Use Planck's equation (E = hv) to determine the energy, in kilojoules per mole, of radiation of frequency 2.12×10^14 (s^-1). b) What electron transition in a hydrogen atom, starting from the orbit 10, will produce light of wavelength 380 nm
Discuss some of the advantages and disadvantages of the WHO protocol versus the single test. Give the assumptions that you have made in carrying out calculations.
How many tons of ice cream will the factory produce? how much does it pay in emission fees? what are its profits?
One has a dipole of 0 D, and the other has a dipole moment of 2.95 D. Draw the structure of the stereoisomer with dipole moment of 2.95 D.
Is it possible to have homogeneous binary liquid solution whose viscosity is higher or lower than that of either of the two component liquid? what conclusions would you draw about the nature of intermolecular interactions in such a mixture
a 3.8 kg block is accelerated from rest by a compressed spring of spring constant 650 N/m. What is the original compression distance of the spring
Write an e-mail that will impress your supervisor. Make sure the subject line is concise and descriptive or what the memo is about.
Q#1Assume the demand curve for beer is given by P=11.7-2Q; the supply curve is given by P=Q.
In a church choir loft, two parallel walls are 5.70 m apart. The singers stand against the north wall. What width of the north wall can she see
In the purification process, the organic layer is washed with 2 M NaOH and then with water. What is the purpose of these washes
The electric motor of a model train accelerates the train from rest to 0.580 m/s in 33.0 ms. the total mass of the train is 563 g. Find out the average power delivered to the train during its acceleration. The units need to W for the final answer.
A highway curve of radius 500 m is designed for traffic moving at a speed of 73 km/hr. What is the correct banking angle of the road.
A proton is initially at rest at a point where the potential is 507V. Sometime later the proton is at a point where the potential is 187V. If no force other than the electrostatic force acts on the proton, what is its final kinetic energy.
what is the magnitude and direction of the force. explain the magnitude and direction of the force she exerts on you?
Calculate the numerical value of the capacitance of this capacitor after glycerin at 20?C completely fills the volume between the plates
what is the smallest value d can have before the string breaks?
A steel ball of mass .5 kg is fired vertically up from the edge of a building 20 m high with an initial speed of 10 m/s. find the average resistance force that sand exerts on the ball
A tungsten wire has a radius of 0.089 mm and is heated from 20.0 to 1362 oC, When 100 V is applied across the ends of the hot wire, a current of 1.8 A is produced
A model airplane of mass 0.790 kg is flying at constant speed in a horizontal circle at one end of a 26.0 m cord and at a height of 11.0 m. What is the acceleration of the plane
The wave function y(x, t) for a certain standing wave on a string fixed at both ends is given by y(x, t) = (0.05 m) sin (1.8 m-1x) cos (400 s-1t). What is the shortest possible length of the string
The calorimeter is constructed of a material that has a specific heat of 0.10 cal/ g. ^{circ}C. When equilibrium is reached, what will be the final temperature.
A uniform disk of mass .53kg and radius 11cm is constrained to rotate on an axis about its center. find the KE attained by the system
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