New post in Forces

Can you sum moments about a point not on the object?

January 27th, 2023

Why when opening parachute, the man doesn't go upwards?

August 20th, 2022

Can work done by conservative forces change the mechanical energy of a system?

July 23rd, 2022

An upward force against gravity

January 4th, 2023

How does a weight connected to a string over a pulley pulling a cart apply force onto the cart?

December 17th, 2022

Gravity and its effect on electrons

December 10th, 2022

Pressure exerted by a gas and the ideal gas equation

July 23rd, 2022

How can we apply Newtons laws, or kinematics to solve a problem like this one?

August 14th, 2022

Is it possible to find the coefficient of friction without frictional force?

August 9th, 2022

Work done by a conservative force

June 20th, 2022

What happens after a rocket is fired with velocity equal to or greater than escape velocity?

July 21st, 2020

How much work is done when pushing against a brick wall?

May 16th, 2020

Applying a force on a rigid body on a certain point

January 9th, 2020

Drag force on a cone

June 14th, 2020

Plane flying with constant velocity

March 10th, 2020

Physics pulley problem

September 8th, 2020

Acceleration is zero, for non-zero net force

November 7th, 2020

How exactly does mass affect speed?

August 13th, 2020

Gravity force between two objects with different mass

March 12th, 2020

Calculate a drag force on a sphere?

February 28th, 2021

Finding the mass of bed/Patient

September 6th, 2020

Tension in rope between falling objects

October 3rd, 2020

Why is $\sqrt{gR}=v$ same for finding Minimum and Maximum Speed?

December 18th, 2020

Hooke's Law: Is the extension of a spring the same as its displacement?

December 20th, 2020

Why does an apple fall to the ground according to GR?

December 17th, 2020

Which will require more force (kgf)? small or big scissors?

December 2nd, 2020

Hydrostatic pressure at lateral directions

April 4th, 2020

Why tension in the string is inversely proportional to cross sectional area of the string?

November 17th, 2020

Work done by Friction. Can it be positive or zero?

October 16th, 2020

String applying a force on pulley

September 10th, 2020