Quiz on Forces and Fluid Mechanics

Ohm's Law is represented by which of the following equations?

If a circuit has a voltage of 12V and a resistance of 4Ω, what is the current flowing through the circuit?

• 2A

• 3A

• 4A

• 6A

Which of the following is a vector quantity?

• Speed

• Distance

• Force

• Time

Two forces, 5N and 12N, act at a right angle to each other. What is the magnitude of the resultant force?

• 7N

• 13N

• 17N

• 20N

Which component is not typically found in a hydraulic system?

• Pump

• Cylinder

• Compressor

• Reservoir

In a pneumatic system, what is the primary medium used to transmit power?

• Water

• Oil

• Air

• Gasoline

What is the relationship between pressure and flow rate in a hydraulic system?

• Directly proportional

• Inversely proportional

• No relationship

• Exponentially proportional

Calculate the force exerted by a hydraulic cylinder with a pressure of 2000 psi and a piston area of 2 square inches.

• 1000 lbs

• 2000 lbs

• 3000 lbs

• 4000 lbs

Which equation represents the calculation of force in a hydraulic system?

What is the unit of pressure in the International System of Units (SI)?

• Pascal

• Newton

• Joule

• Watt