MICROBIAL RECOMBINATION AND GENE TRANSFER QUIZ

If a 6 V and a 9 V source are connected series aiding, the total voltage is

6 V

9 V

3 V

15 V

TRUE ANSWER : ?
YOUR ANSWER : ?

Two resistors are in series: a 5.6 k resistor and a 4.7 k resistor. The voltage drop across the 5.6 k resistor is 10 V. The voltage across the 4.7 k resistor is

10 V

8.39 V

0 V

2.32 V

TRUE ANSWER : ?
YOUR ANSWER : ?

When a fourth resistor is connected in series with three resistors, the total resistance

decreases

remains the same

increases by one-fourth

increases

TRUE ANSWER : ?
YOUR ANSWER : ?

A string of five series resistors is connected across a 6 V battery. Zero voltage is measured across all resistors except R3. The voltage across R3 is

6 V

0.6 V

0 V

1.2 V

TRUE ANSWER : ?
YOUR ANSWER : ?

A series circuit consists of a 4.7 k, a 12 k, and a 2.2 k resistor. The resistor that has the most voltage drop is

the 4.7 k

impossible to determine from the given information

the 2.2 k

the 12 k

TRUE ANSWER : ?
YOUR ANSWER : ?

The total power in a certain circuit is 12 W. Each of the four equal-value series resistors making up the circuit dissipates

12 W

3 W

8 W

48 W

TRUE ANSWER : ?
YOUR ANSWER : ?

A series circuit consists of three resistors with values of 120 , 270 , and 330 . The total resistance is

720

less than 120

the average of the values

120

TRUE ANSWER : ?
YOUR ANSWER : ?

A series circuit consists of three resistors. Two resistors are 1.2 k each. The total resistance is 12 k. The value of the third resistor

cannot be determined

is 9,600

is 960

is 1.2 k

TRUE ANSWER : ?
YOUR ANSWER : ?

If a 24 V and a 6 V battery are series opposing, the total voltage is

24 V

18 V

0 V

30 V

TRUE ANSWER : ?
YOUR ANSWER : ?

The following resistors (one each) are connected in a series circuit: 470 , 680 , 1 k, and 1.2 k. The voltage source is 20 V. Current through the 680 resistor is approximately

60 mA

6 mA

30 mA

300 mA

TRUE ANSWER : ?
YOUR ANSWER : ?

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