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In the figure, a man is standing near a gate and a flag pole. The gate is 15 ft from the pole. If the pole is h=34 ft tall and the man sights the top of the pole at an angle of ?=29.0° above the horizontal. The man's eye level is 5.9 ft from the ground. How far is the man from the gate? (ft)
Earthquakes generate sound waves inside Earth. Unlike a gas, Earth can experience both transverse (S) and longitudinal (P) sound waves. how far away did the earthquake occur
A man walking on a tightrope carries a long a pole which has heavy items attached to the two ends. what difference would it make to his balance
A capillary tube with a closed end is place into water.
A 25-g rifle bullet travelling 280-m/s buries itself in a 3.6-kg pendulum hanging on a 2.8m long string, which makes the pendulum swing upward in an arc. Find out the vertical and horizontal components of pendulum's displacement.
A male turkey is moving towards his mate at a speed of 20.0 m/s while gobblng at a frequency of 1800 Hz. what frequency of sound does the stationary hen turkey hear
Sketch on Eratosthenes' method, if two observers are due north and south of each other and are separated by 700 km, what is the circumference of their spherical world if they see same star on their meridian at altitudes of 26 degrees and 47 degrees r..
One of the problems of in-air testing of nuclear weapons (or, even worse, the use of such weapons!) is the danger of radioactive fallout. What percent of the original level of is left after 56 years
You are standing at a red light on SW 8th Street at 97th Avenue. The light turns green, find the work done on your car by the frictional force
A mass and spring are arranged on a horizontal, The spring constant is k = 570 N/m, and the mass is 5 kg. Find the velocity of the mass when it leaves the spring
A speeding motorist traveling 100km/h passes a stationary police officer. The officer immediately begins pursuit at a constant acceleration of 12km/h/s (note the mixed units).
A mass of 8 kg is resting on a horizontal table with a coefficient of kinetic friction of 0.35. Calculate the linear acceleration of the system
A compressed-air cylinder is known to fail if the pressue exceeds 100 atm. A cylinder that was filled to 20 atm at 22°C is stored in a warehouse. Unfortunately, the warehouse catches fire and the temperature reaches 900°C. What is the pressure ins..
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