Addition of resistors in parallel increases total resistance and decreases total current.

Which one of the following combination of rules stands true while preparing schedule of changes in working capital?
1. An increase in current assets increases working capital.
2. An increase in current assets decreases working capital.
3. An increase in current liabilities decreases working capital.
4. An increase in current liabilities increases working capital.

A

Both 1 and 4

B

Both 1 and 3

C

Both 2 and 3

D

Both 3 and 4

There is a total of 800 mA of current into four parallel resistors. The currents through three of the resistors are 40 mA, 70 mA, and 200 mA. The current through the fourth resistor is

A

490 mA

B

800 mA

C

310 mA

D

0 A

RT1, RT2, RT3, RT4 are unstrained gage resistance. If the resistance change in each gage is 0.3Ω. Choose the correct option? 1. RT1 and RT3 increases by 0.3Ω 2. RT2 and RT4 decreases by 0.3Ω 3. RT1 and RT3 increases by 0.3Ω 4. RT2 and RT4 decreases by 0.3Ω

A

3 and 4

B

1 and 2

C

1 and 4

D

2 and 3

If n resistors of unequal resistances are connected in parallel,and the percenrage error in all resistors are k then,total error in parallel combination is?

A

\(x \frac{∂z}{∂x}+y \frac{∂z}{∂y}=\frac{x^2+y^2}{x+y} e^{\frac{x^2+y^2}{x+y}}\)

B

\(x \frac{∂z}{∂x}+y \frac{∂z}{∂y}=1-\frac{x^2+y^2}{x+y} e^{\frac{x^2+y^2}{x+y}}\)

C

\(x \frac{∂z}{∂x}+y \frac{∂z}{∂y}=1+\frac{x^2+y^2}{x+y} e^{\frac{x^2+y^2}{x+y}}\)

D

\(x \frac{∂z}{∂x}+y \frac{∂z}{∂y}=-\frac{x^2+y^2}{x+y} e^{\frac{x^2+y^2}{x+y}}\)

Four resistors of equal value are connected in parallel. If the total voltage is 15 V and the total resistance is 600 Ω, the current through each parallel resistor is

A

25 mA

B

100 mA

C

6.25 mA

D

200 mA

The total resistance for two resistors in parallel is equal to the sum of the two resistors.

A

True

B

False

A certain circuit is composed of two parallel resistors. The total resistance is 1,403 Ω. One of the resistors is 2 kΩ. The other resistor value is

A

1,403 Ω

B

4.7 kΩ

C

2 kΩ

D

3,403 Ω

Six resistors are in parallel. The two lowest-value resistors are both 1.2 kΩ. The total resistance

A

Is less than 6 kΩ

B

Is greater than 1.2 kΩ

C

Is less than 1.2 kΩ

D

Is less than 600 Ω

Three 10 kΩ resistors are connected in series. A 20 kΩ resistor is connected in parallel across one of the 10 kΩ resistors. The voltage source is 24 V. The total current in the circuit is

A

900 μA

B

9 mA

C

90 mA

D

800 μA

Consider the following statements with reference to the periodic table of chemical elements.
1. Ionization potential gradually decreases along a period.
2. In a group of elements, electron affinity decreases as the atomic weight increases.
3. In a given period, electronegativity decreases as the atomic number increases.
Which of these statement(s) is/are correct?

A

Only 1

B

Only 2

C

Only 1 and 3

D

Only 2 and 3

Addition of resistors in parallel increases total resistance and decreases total current.

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