GIZ - 6

In order to change the rotation of a DC series motor, which of the following must be done

• The motor must be converted to AC.
• F1 and F2 must be reversed.
• The capacitor leads must be reversed.
• The frequency must be altered.

The units used to measure resistance are...?

• Volts
• Ohms
• Coulombs
• Watts

What will be the resistance if 10 resistors of 10 ohm each is connected in series :

• 0.1
• 1
• 10
• 100

50HZ Means

• 1 cycle/sec
• 2 Cycles/sec
• 50 Cycles/sec
• 50 Cycles/min

A variable resistor:

• Has a fixed resistance.
• Changes with the amount of voltage applied.
• Has a movable arm that swipes across a coil that has less resistance at one end and more at the other.
• All of the above

Offers ground fault protection and improved ground fault coordination capability.

• Electronic rms Trip Breakers
• Thermal-Magnetic Breakers
• Arc Extinguishers
• Earth leakage circuit breakers

A simple electric circuit is composed of:

• Ammeter, Voltmeter, and Resistor
• Conductor, Voltmeter, and Ammeter
• Conductor, Voltage Source, and Load
• Ammeter, Voltage Source, and Load

1 bar equals to …?

• 101325 Pa
• 100000
• 1,033 Pa
• 760 Pa

The kinetic energy depends on…...

• the mass of the object and the square of its velocity
• the mass of the object and the square of its height
• the material of the object
• none of the above

The mass flow rate is measured in ……

• kg/s
• N/s
• m3/s
• None of the above