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The mass of the airplane is m = 9010 kg. The plane travels at a constant speed around a circular path of radius R = 8.67 miles and makes one revolution every T = 0.115 hours. What is the magnitude of the lift force acting on the plane?
Suppose an initial speed of 21.4 m/s, at an angle of 61.10° with respect to the positive x axis. Find the velocity at time t0; enter x component, after that the y component.
A beetle 4.80mm is examined with magnifier of focal length 10.3 cm. If the observer's eye is relaxed while using the magnifier, what is the apparent length of the beetle
When a rifle is fired, the person firing the rifle absorbs the recoil. Consider an Olympic biathlete firing a competition rifle. What is the magnitude of the force felt by the athlete
express the potential difference between the plates.
A man pushes a lawn mower on a level lawn with a force of 189 N. If 38% of this force is directed downward, how much time is spent in pushing the mower this distance
The nucleus of an atom can be modeled as several protons and neutrons closely packed together. Estimate the density of the nucleus of an atom
a segment of wire supplying current to a motor of a submerged submarine carries 800A and feels a 3.6N repulsive force from a parallel wire 5cm away
A ball is thrown straight upward in the air at a speed of 18.0 m/s, What is the maximum height the ball will reach
Water is pumped steadily out of a flooded basement at a speed of 5.1 m/s through a uniform hose of radius 0.5 cm. What is the power of the pump
A roller-coaster car has a mass of 1170 kg when fully loaded with passengers. As the car passes over the top of a circular hill of radius 20 m, its speed is not changing.
The Zacchini family was renowned for their humancannonball act in which a family member was shot from a cannon using either elastic bands or compressed air. what was the magnitude of the force propelling him
A small rigid object carries positive and negative 4.00 nC charges. It is oriented so that the positive charge has coordinates (-1.20 mm, 1.50 mm), find the electric dipole moment of the object
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