LET: TLE Part 16

This is the Multiples Choice Questions Part 16 of TLE. In preparation for the LET Exam, practice, and familiarize every question we have, it might be included in the actual examination. Good luck.

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TLE Part 16

1. A plumber wants lighten and loosen pipe. Which tool is appropriate?

a. pipe cutter

b. flux

c. pipe wrench

d. butane torch

Answer: c

2. A plumber want to cut metal pipe. Which tool is appropriate?

a. hacksaw

b. back saw

c. handsaw

d. dry wall knife

Answer: d

3. Metal with semi rigid auger whose end is usually fitter with a hook or corkscrew is called ______.

a. plumber

b. plunger

c. valve

d. bushing

Answer: b

4. If your toilet has trouble you use rubber funnel-shape instrument attached to the end of the handle for unblocking. What is this tool?

a. plumper’s snake

b. vavle

c. plunger

d. bushing

Answer: a

5. Which plumbing tool is used for gripping large pipes and irregular objects?

a. Monkey wrench

b. Chain wrench

c. Yoke vise

d. Pipe wrench

Answer: c

6. A plumber want to create thread outside pipe by hand. Which tool is appropriate?

a. pipe cutter

b. pipe threader

c. yoke vise

d. pipe wrench

Answer: b

7. A plumber wants to cut pipes. Which holding tool is needed?

a. pipe cutter

b. pipe threader

c. yoke vise

d. pipe wrench

Answer: a

8. The production of magnetic field by current in a conductor is called ______.

a. electromagnetism

b. ferromagnetic

c. magnetic

d. diamagnetic

Answer: a

9. The type of current which the amplitude drops to zero periodically and is produced in rectifier is known as _____.

a. Pulsating direct current

b. damped alternating current

c. varying direct current

d. saw tooth wave

Answer: b

10. Printed on the dial of AM radio is an RF band covering ______.

a. kHz 76-90 Mhz

b. 88-108 Mhz

c. 16Hz-20 kHz

d. 535-1605 kHz

Answer: d

11. An ordinary radio can be tuned in  different stations. The electronic component responsible for this function is the ______.

a. tuning capacitor

b. oscillator

c. IF transforms

d. detector diode

Answer: a

12. The condition of a loud speaker is tested more accurately using one of the range listed below. Which one?

a. Rx1k

b. Rx10

c. Rx1

d. Rx1oK

Answer: a

13. Working efficient is a good work habit. Tinning the tip of soldering iron refers to ______.

a. cleaning the tip with a sand paper

b. making the tip pointed

c. cutting the tip

d. applying flux the tip

Answer: a

14. The common cause of erratic or distorted sound of a transistor radio is a defective ______.

a. amplifier

b. volume control

c. antenna

d. tuner

Answer: b

15. An appliances with 110V AC supply is accidentally plugged to 220V AC outlet. What component is usually destroyed?

a. switch

b. AC plug

c. Line fuse

d. Power transformer

Answer: c

16. Which form of electricity has current flow always in the same direction?

a. Voltage

b. Power

c. Alternating current

d. Direct current

Answer: d

17. The form of electricity has currently flow always in the same direction?

a. power

b. resistance

c. electromagnetism

d. frequency

Answer: b

18. Which part of electrical circuit converts electrical energy into another form of energy to do work?

a. load

b. circuit

c. source

d. control

Answer: a

19. A law the states that the current is directly proportional to voltage and inversely proportional to resistance is known as ______.

a. PEC

b. Law of resistivity

c. Kirchoff’s law

d. Ohm’s law

Answer: d

20. Circuit breaker are used to protect house hold electrical circuits. What is the capacity rating of the breaker used for convenience outlets of general purpose circuits?

a. 20 Amperes

b. 30 Amperes

c. 15 Amperes

d. 60 Amperes

Answer: a