DSL 102 W8 D2

Front

According to Ohm’s law, V = I \times R, I = \frac{V}{R}, R = \frac{V}{I}

Back

All of the above

Front

If a 2 A current flows in a resistor and this resistor produces a voltage drop of 10 V. What is the power dissipated by the resistor?

Back

20 W

Front

Which of the following is false?
To measure the voltage drop across a component, you must connect a multimeter in parallel.
To measure the current in a component, you must connect a multimeter in parallel with the component.
To measure the resistance value of a component, you must disconnect the component from the circuit.
To measure the current in a component, you must connect a multimeter in series with the component.

Back

To measure the current in a component, you must connect a multimeter in parallel with the component.

Front

If the voltage across a resistor is 12 V and the current flowing through it is 2 A. What is the resistance value of this resistor?

Back

6 Ω

Front

What happens when the coil of an electromechanical control relay is energized?

Back

Normally open contacts close, while normally closed contacts open.

Front

Which of the following actuates a magnetic proximity switch installed on a cylinder?
Options:
Piece of iron,
Capacitor,
Resistor,
Permanent magnet

Back

Permanent magnet

Front

One-cycle reciprocation means that when an operator starts the circuit, the cylinder rod

Back

extends and retracts once.

Front

An interlock circuit prevents

Back

two or more solenoids from being energized simultaneously.