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Two 67.0-g arrows are tired in quick succession with an initial speed of 80.0 m/s. The first arrow makes an initial angle of 33.0o with the horizontal, and the second arrow is tired straight upward. Assume an isolated system and choose the reference configuration at the initial position of the arrows.
a. What is the maximum height of each of the arrows?
b. What is the total mechanical energy of the arrow-Earth system for each of the arrows at their maximum height?
Two friends, Barbara and Neil, are out rollerblading. With respect to the ground, Find Neils velocity direction relative to due west
An injured monkey sits perched on a tree branch 3.0 m above the ground, what is minimum speed the tranquilizer dart must leave the gun to still hit the monkey
Oppositely charged parallel plates are separated by 4.79 mm. How much work must be done on the electron to move it to the negative plate if it is initially positioned 2.06 mm from the positiveplate
acetone and chloroform form a nonideal mixture. at 35 degrees celsius the vapor pressure of acetone is 347 torr and
q1. a diatomic gas molecule has a mass of 2.01 x 10-26 kg and a rotational inertia of 3.37 x 10-46 kgbullm2 about an
two charges -14 c and 3.3 c are fixed in place and separated by 3.3 m. a at what spot along a line through the charges
An organ pipe is closed at both ends. The pipe is designed to produce the note middle C (282 Hertz). Evaluate how long is the pipe? Calculate the frequency of the second harmonic
A 20x telescope has a 12 centimeter diameter objective lens. Find what minimum diameter must the eyepiece lens have to collect all the light rays from an on-axis distant source
A glass windowpane in a home is 0.62 cm thick and has dimensions of 1.0 m multiplied by 1.9 m. estimate the rate at which energy is transferred by heat
Singly ionized helium He+ is hydrogenlike. (a) Construct a carefully scaled energy level diagram for He+, showing the levels for n=1, 2,3,4,5, and 8. (b) What is the ionization energy of He+?
A geologist finds that a moon rock whose mass is 8.08 kilogram has an apparent mass of 5.12 kilogram when submerged in water. Evaluate what is the density of the rock
A car misses a turn, sinks into a shallow lake, coming to rest on its side with the door horizontal and at a depth of 9.3 m. find the force exerted on the inside of the door by the air
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