EEI TECH EEI Tech Mathematical Usage 3

Question 1

A motor runs for 8 hours consuming 3.5 kW. How many kWh does it use?

Accepted Answer

28 kWh

Answer

24 kWh

Answer

32 kWh

Answer

36 kWh

Question 2

Which decimal is equivalent to 7/8?

Accepted Answer

0.875

Answer

0.750

Answer

0.785

Answer

0.778

Question 3

A pipe 48 inches long must be cut into 4 equal sections. How long is each section in feet?

Accepted Answer

1 ft

Answer

1.5 ft

Answer

2 ft

Answer

2.5 ft

Question 4

Power (P) = Current² × Resistance. If I = 4 A and R = 6 ohms, what is P?

Accepted Answer

96 W

Answer

24 W

Answer

48 W

Answer

144 W

Question 5

If a blueprint scale is 1 inch = 12 feet, how long is a wall shown as 3.5 inches on the plan?

Accepted Answer

42 ft

Answer

36 ft

Answer

40 ft

Answer

48 ft

Question 6

A tank holds 120 gallons. It is currently 2/3 full. How many gallons are in the tank?

Accepted Answer

80

Answer

60

Answer

70

Answer

90

A motor runs for 8 hours consuming 3.5 kW.How many kWh does it use?