In the diagram below, a moving skier on top of a circular hill of radius R, = 62.0 m fees that his "weight is only (3/8)mg. What woukl be the skier's apparent weight (in multiples of mg) at the bottom of the circular valey which has a radius R, = 43.0 m? Neglect friction and air resistance. 9 mg 9.8 mg O 10.2 mg O 10.9 mg O 11.7 mg 4.

Q: A roller-coaster car has a mass of 1050 kg when fully loaded with passengers. As the car passes over…

A: The roller coaster is moving in a uniform circular motion.

Q: The maximum static coefficient of friction between the tires of a 2000 kg car and the road is µs,max…

A: Given data The car's mass is: m = 2000 kg The friction coefficient is: μs,max=0.25 The rotation's…

Q: (a) v = gLees-9 (b) v = GR-ces-e (c) v = gttan-8 (d) v = gR tan-8 (e) The value of the tension force…

A:

Q: A roller-coaster car has a mass of 1110kg when fully loaded with passengers. As the car passes over…

A: The free-body diagram of the roller-coaster when it is on the top of the hill is:

Q: A rocket is launched vertically at 3.1 km/sec. How high does it go? Neglect air drag.   ( Radius of…

A:

Q: A commercial airliner weighing 4x105 N (90,000 lbs) makes a 10º banked turn in a horizontal circle…

A: The given values are, w=4×105 Nθ=10°v=89.4 m/s

Q: A stone is released from rest from the top of a vertical tower of height of H to the Earth's north…

A: Calculate the time (t)  Given:H (height)= 197m g (acceleration due to gravity .= (approximately…

Q: Neutron stars, such as the one at the center of the Crab Nebula, have about the same mass as our sun…

A:

Q: What is the effective value of g on the top of Mt. Kea, 29000 ft above sea level ( Look for Mass of…

A:

Q: The tallest spot on Earth is Mt Everest, which is 8850 m above sea level. If the radius of Earth to…

A:

Q: A 70.0 kg pilot is pulling out of a dive which follows a part of a vertical circular path of radius,…

A: Given, The mass of the pilot, m=70 kg The velocity of the airplane at the bottom of the vertical…

Q: A roller-coaster car has a mass of 1120 kg when fully loaded with passengers. As the car passes over…

A: (a) Analyze the free body diagram at the top of the hill. Here, FN, m, g and ac represent the…

Q: A model airplane of mass 0.820 kg flies with a speed of 35.0 m/s in a horizontal circle at the end…

A: Given: Here are the given data, m=0.820 kgv=35.0 msl=54.0 mθ=20.0°g=9.8 ms2 To find: Radius. Lift.…

Q: A car must take a flat circular exit of radius 35 m. Get the maximum speed the car can have without…

A: Given:- r= 35 m m = 1500 kg Fcp = Fr  mv2/ r = mg ( here friction is not nedded) v2 = gr  v = gr v =…

Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.