____ Can Read the Rotational Speed of a Motor Directly

question 3

Multiple Choice

____ can read the rotational speed of a motor directly in revolutions per minute (rpm) .

• A)Tachometers
• B)Speedometers
• C)Electrodynamometers
• D)Prony brakes

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Definitions:

Anions

Negatively charged ions that are formed when an atom gains one or more electrons, commonly found in various chemical reactions and solutions.

Electrons

Electrons are subatomic particles with a negative charge, found in all atoms, and play a key role in chemical reactions and electricity.

Positive Charge

An electrical charge with more protons than electrons, commonly found in cations or positive ions.

Negative Charge

A negative charge refers to the electric charge carried by particles with more electrons than protons, often resulting in an attractive force toward positively charged particles.