Questions tagged 'Acceleration'
22 questions
unbalanced forces question?
A mother exerts a force (F) on her child in a moving elevator. If the child has a mass of 19.9 kg, calculate the magnitude of the force the mother exerts on the child under the following conditions:...
A cyclist accelerates from rest at a rate of 1.00 m/s2. How fast will a point on the rim of the tire?
A cyclist accelerates from rest at a rate of 1.00 m/s². How fast will a point on the rim of the tire (diameter = 68 cm) at the top be moving after 1.1 seconds? Please note that at any moment, the lowe...
Jan 10, 2025
A Cessna aircraft has a lift-off speed of 120 km/h.?
A Cessna aircraft has a lift-off speed of 120 km/h. (a) What is the minimum constant acceleration required for the aircraft to become airborne after a takeoff run of 220 meters? (b) How long does it...
A house painter uses the chair and pulley arrangement of the figure to lift himself up the side of a house.
A house painter uses a chair and pulley arrangement, as shown in the figure, to lift himself up the side of a house. The painter has a mass of 70 kg, and the chair has a mass of 10 kg. What force must...
What is the magnitude of the scooter’s acceleration?
A net force of 6.8 N accelerates a 31 kg scooter across a level parking lot. What is the magnitude of the scooter’s acceleration? A. 0.22 m/s² B. 0.69 m/s² C. 3.2 m/s² D. 4.6 m/s² Additionally, an a...
Dec 21, 2024
Two boxes of fruit on a frictionless horizontal surface are connected by a light string as in the figure below, where m1 = 16 kg and m2 = 28?
Two boxes of fruit are placed on a frictionless horizontal surface and connected by a light string, as shown in the figure (link: https://www.webassign.net/sercp9/4-p-069-alt.gif). The masses of the b...
Physics problem Help ?
The problem is as follows: A block of mass ( m_A ) rests on a smooth horizontal surface, while another block of mass ( m_B ) hangs vertically. If ( m_A = 13.0 \, \text{kg} ) and ( m_B = 3.0 \, \text...
Physics question help!?
The free-fall acceleration at the surface of Planet 1 is 22 m/s². The radius and mass of Planet 2 are both twice those of Planet 1. What is the free-fall acceleration on Planet 2?
What is the answer to this physics question?
Suppose you push a hockey puck of mass ( m ) across frictionless ice for a time ( \Delta t ), starting from rest, which gives the puck a speed ( v ) after traveling a distance ( d ). If you repeat the...
Physics Help ASAP In each of the two free-body diagrams, the forces are acting on a 3.0kg object.?
In each of the two free-body diagrams, forces are acting on a 3.0 kg object. A) Diagram A B) Diagram B Part A: Find the value of ( a_x ), the x-component of the acceleration in diagram (A). Part B:...