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A hang glider and its pilot have a total mass equal to 120kg.While executing a 360 degree turn, the glider moves in a circlewith an 8-m radius. The glider's speed is 10m/s.
(a) What is the net force on the hang glider?
(b) What is the acceleration?
A person 1.7 m tall is standing 2.50m in front of a camera. Find the magnification and the height of the image on the film
The power brick for the author's laptop computer has a power rating of 90 W. It uses a step-down transformer to convert the AC voltage from a wall socket (Vrms = 120 V) to a value near 12 V. find the rms current in the output coil of the transforme..
What would be the electric current intercepted by the total surface area of the planet?
question1john turns his living room into a giant turntable but forgets to pin down furniture. as a result the furniture
A particle starts from the origin at t=0 with an initial velocity having an x component of 27.8 m/s and a y component of -13.6 m/s, Find the magnitude of the displacement vector of the particle after 12.3 s
A skater rotates at 4.5 revolutions per second (rev/s) with legs together and arms raised over his head. By extending his arms, What is the new rotation rate
The earth spins in the same sense as it orbits around the sun. find the earth's spin angular velocity about its internal axis
An observation satellite orbits the planet at a height of 1000 . What is the projectile's speed as it passes the satellite?
Two pendula of equal length b and equal masses m connected by a spring of force constant k. Write the Lagrangian for the system, and use it to derive the equations of motion of the system
A hoop of mass 1.9 kg and radius 55 cm has a string wrapped around its circumference and lies flat on a horizontal frictionless table. What is the angular velocity of the hoop about its center of mass after 2 s
Jupiter has a radius of 71,492km and a mass of 1.9x10^27 kg. Jupiter's moon has a mass of 9x10^22kg, How long does it take the moon to complete one orbit
A heat engine operates in a Carnot cycle between 84.0°C and 345°C. It absorbs 20,800 J of energy per cycle from the hot reservoir. How much energy does it expel in each cycle by heat
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