Harris Chapter 14 Review 1 | Baamboozle - Baamboozle

0%

0 0 0

In a circuit, a 33 ohm resistor carries a current of 2 Amp. The voltage across the resistor is

33 Volts

16.5 Volts

66 Volts

132 Volts

What are the SI units for electric current?

C/S^2

e/s

-e/s

C/s

What is the oxidation number of nitrogen in the HNO3?

6

+1

-1

5

The resistance of a 50 watt bulb is ___ that of a 100 watt bulb if both run on the same voltage

1/4

1/2

Twice

The same as

The amount of work done in moving a charge of 2C across two points having a potential difference of 24 V is

50J

%4 J

48 J

24 J

Electric pressure is called

Power

Voltage

Resistance

Energy

True or False: Current (I) is directly proportional to the resistance (R) of the circuit.

True

False

Which statement is NOT true about a galvanic cell?

The cathode is negative with respect to the anode.

Oxidation occurs at the anode and reduction at the cathode.

The voltage of the cell is the difference between the potent

It uses a spontaneous reaction to produce electricity.

The S.I unit of power is

Watt-Hour

Joule

Watt

Coulomb