Electricity and Circuits [NSO Level 2- Science Olympiad (SOF) Class 6]: Questions 1 - 2 of 2

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Question 1

Appeared in Year: 2013

Question MCQ▾

In given figure, which of the following switches need to be closed to change electrical energy to only sound energy?

The Switch

Choices

Choice (4)Response

a.

A, B, C, and E

b.

A, B, D, and E

c.

A, C, and E

d.

A, B, and C

Edit

Question 2

Appeared in Year: 2013

Question MCQ▾

A metal wire was tied between two wooden poles.

The Sagging Wire

The given figures show the observations during different weather conditions.

What do you infer from the figures?

Choices

Choice (4)Response

a.

The metal wire contracts on cold days.

b.

The metal wire expands on cold days.

c.

The wooden poles contract on cold days.

d.

The wooden poles expand on hot days.

Edit