Physics Physics Practice Problems Solutions Library

Dynamics with Resistive Forces Solutions Library

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19 solutions

Dynamics with Resistive Forces

Q. A ball dropped off of a tall tower will reach its terminal speed (vterm):Answera. if it falls long enough for its speed to increase sufficiently su...

Solved • Oct 13, 2020

Dynamics with Resistive Forces

Q. A baseball is thrown straight up. The drag force is proportional to v2.In terms of g, what is the y-component of the ball's acceleration when its s...

Solved • Sep 30, 2020

Dynamics with Resistive Forces

Q. A cart is moving along and very close to a level air track at a speed of 0.48 m/s. The surface area of the ear's underside is 2.1 x 10-2 m2 and the...

Solved • Jul 16, 2020

Dynamics with Resistive Forces

Q. A cart is moving along and very close to a level air track at a speed of 0.48 m/s. The surface area of the cart's underside is 2.1 x 10-2 m2 and th...

Solved • Jul 16, 2020

Dynamics with Resistive Forces

Q. A heavy rock and a light rock of the same size are falling through the air from a tall building. The one that encounters the greatest air resistanc...

Solved • Jul 14, 2020

Dynamics with Resistive Forces

Q. Calculate the speed a spherical rain drop would achieve falling from 5.00 km (a) in the absence of air drag (b) with air drag. Take the diameter of...

Solved • Jul 13, 2020

Dynamics with Resistive Forces

Q. Video text description for the Direct Measurement Video of Falling Through the AirIn this video, three different balls are held above the ground by...

Solved • Jun 3, 2020

Dynamics with Resistive Forces

Q. Video text description for the Direct Measurement Video of Falling Through the AirIn this video, three different balls are held above the ground by...

Solved • Jun 3, 2020

Dynamics with Resistive Forces

Q. Video text description for the Direct Measurement Video of Falling Through the AirIn this video, three different balls are held above the ground by...

Solved • Jun 3, 2020

Dynamics with Resistive Forces

Q. Video text description for the Direct Measurement Video of Falling Through the AirIn this video, three different balls are held above the ground by...

Solved • May 21, 2020

Dynamics with Resistive Forces

Q. George is trying to determine the effect of air resistance on his automobile. He finds that force (F) in newtons (a newton being kg⋅m/s2), depends ...

Solved • May 19, 2020

Dynamics with Resistive Forces

Q. Determine the velocity as a function of time for an object of mass m falling vertically from rest when there is a resistive force linearly proporti...

Solved • Oct 29, 2018

Dynamics with Resistive Forces

Q. A bicyclist can coast down a 7.0° hill at a steady 9.0 km/h .The mass of the cyclist plus bicycle is 80.0 kg. If the drag force is proportional to ...

Solved • Oct 29, 2018

Dynamics with Resistive Forces

Q. A baseball is thrown straight up. The drag force is proportional to v 2. The positive y direction is upward.(a) In terms of g, what is the y-compon...

Solved • Oct 29, 2018

Dynamics with Resistive Forces

Q. A parachutist relies on air resistance (mainly on her parachute) to decrease her downward velocity. She and her parachute have a mass of 55.5 kg an...

Solved • Oct 29, 2018

Dynamics with Resistive Forces

Q. A hot-air balloon consists of a basket, one passenger, and some cargo. Let the total mass be M. Even though there is an upward lift force on the ba...

Solved • Oct 29, 2018

Dynamics with Resistive Forces

Q. A ball is shot from a compressed-air gun at twice its terminal speed. What is the magnitude of the balls initial acceleration, as a multiple of g, ...

Solved • Oct 29, 2018

Dynamics with Resistive Forces

Q. The mass of a sports car is 1 200 kg. The shape of the body is such that the aerodynamic drag coefficient is 0.250 and the frontal area is 2.20 m2....

Solved • Oct 29, 2018

Dynamics with Resistive Forces

Q. A seaplane of total mass m lands on a lake with initial speed v i î. The only horizontal force on it is a resistive force on its pontoons from the...

Solved • Oct 29, 2018