Sasken Papers: Sample Questions 15 - 17 of 35

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Question number: 15

Write in Short

What is the main problem with power line communication?

Explanation

• Power-line communication (PLC) is a communication protocol that uses electrical wiring to simultaneously carry both data, and Alternating Current (AC) electric power transmission.
• The issues with power line communication are:
1. Relating to the cabling configuration
2. Interference.
• In order for power line to work, the devices connected by power line need to be physically located on the same circuit. This however is not always the case.

Question number: 16

MCQ▾

Question

B is 8km East of A. C is 6km North of B. D is 12km East of C. E is 16km North of D. What is the distance b/w A and E.

Choices

Choice (4) Response

a.

30km

b.

22km

c.

20km

d.

18km

a.

Explanation

Here, we can see there are two right angles namely ABC and CDE. AE = AC + CE

So, we can apply Pythagoras theorem to find the hypotenuse

Question number: 17

Write in Short

A board of 6 ft. 6 inches long is divided into 3 equal parts. What is the length of each part?

Explanation

So,

So, length of board =

Dividing this length into 3 equal parts, length of each part =

Hence, length of each divided part will be 26 inches or 2 ft. 4 inches.