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Problem: A vacuum gauge connected to a tank reads 30.0 kPa. If the local atmospheric pressure is 13.5 psi,
Part A: What is the absolute pressure in units of psi?
Please show all work and steps to determine the absolute pressure in units of psi.
You go to a gym and lift a 245-kg mass 2.13 m over the ground? You hold it for 10 seconds. How much work you did during the holding period
a curling stone with a mass of 20.0 kg slides across the ice at 1.50 ms. it collides head on with a stationary 0.160-kg
A uniform plank of length 5 m and weight 231 N rests horizontally on two supports, with d = 1.43 m of the plank hanging over the right support. To what distance, x, can a person who weighs 446 N walk on the overhanging part of the plank before it ..
Review Conceptua lExample 8 before solving this problem. Suppose unpolarized light of intensity 251 W/m2 falls on the polarizer in the figure, and the angle inthe drawing is 25.0°. What is the light intensity reaching the photocell?
The gravitational force between two masses M and m separated by a distance r is 40 N. What is the new force when this distance is halved?
For the cellar of a new house, a hole is dug in theground, with vertical sides going down 2.40m. A concrete foundationwall is built all the way across the 9.60m width of the excavation. Find the forcethe water exerts on the foundation wall
The boiling point of liquid nitrogen is 77.3 K at atmospheric pressure. What is this temperature on the Celsius scale? What is this temperature on the Fahrenheit scale
The moving non-conducting belt of a Van de Graaff generator carries 10 µC of charge up to the metal sphere each second, What minimum power must be supplied to the generator to sustain its operation
A 12 g bullet travelling at 420 m/s is fired into the middle of an unlatched 32.0 kg door. The door is hinged on one end, is 1.20m wide and has I = 1/3 Md^2. What is the angular speed of the door just after the bullet is embedded in it
A firm wants to determine the amount of frictional torque in their current line of grindstones, so they can redesign them to be more energy efficient. What is the frictional torque exerted on the grindstone
An Atwood Machine consists of two blocks m1= 15 kg and m2= 23 kg connected by a masslessstring, What is the normal force on the pin supporting the pulley
The electric potential in a region of space is V=300Vm/(x2+y2)(1/2), where x and y are in meters. What is the strength of the electric field at (x,y)=(3.0m,1.5m)
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