Find the air pressure in the container before it is opened

Reference no: EM13541284

A partially evacuated airtight container has a tight-fitting lid of surface area 81.7 cm2 and negligible mass. If the force required to remove the lid is 420 N and the atmospheric pressure is 1.00 × 105 Pa, what is the air pressure in the container before it is opened?

Reference no: EM13541284

Questions Cloud

What is the mass of the heaviest person who can ride swing : A swing is made from a rope that will tolerate a maximum tension of 1.0 * 10^3 N without breaking. What is the mass of the heaviest person who can ride the swing

What is the tensile stress in the wire : A force of 83 Newtons is applied to a wire with a diameter of 0.5 mm. What is the tensile stress (in N/m2) in the wire

What is the goal in the design of experiments : What is a heavy tailed distribution (i.e., what are its key properties or characteristics)? Give an example of a real-life event (related to ICT systems) that may be heavy tailed.

Find the average speed of the blood flow in the capillaries : The average speed of blood in the aorta is 0.314 m/s and the radius of the aorta is 1.05 cm. What is the approximate average speed of the blood flow in the capillaries

Find the air pressure in the container before it is opened : A partially evacuated airtight container has a tight-fitting lid of surface area 81.7 cm2 and negligible mass. what is the air pressure in the container before it is opened

Calculate how long is the bar : A uniform steel bar swings from a pivot at one end with a period of 1.1s How long is the bar

Compute the output torque : An engine develops an output of 117 hp when rotating at 2300 rpm. Compute the output torque

What is the sum of the vertical forces on the hinges : A large gate weighing 145 N is supported by hinges at the top and bottom of the wooden frame, and is further supported by a wire. What is the sum of the vertical forces on the hinges

What is that lateral displacement of the outgoing ray : A ray of light is incident at angle 60 degrees on the upper surface of a transparent plate of thickness h=1cm, What is that lateral displacement d of the outgoing ray with respect to the incident ray

User Account

All Pages