Virtual Labs

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Aim

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Procedure

Simulation

Posttest

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Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Feedback

Connection and measurement of power consumption of a fluorescent lamp(tube light).

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Beginner

Intermediate

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1.The light of fluorescent tube appears cooler than that from an incandescent lamp. This is due to the fact that

a: The tube consumes less power Explanation

Explanation

b: Surface area of tube is larger than that of the incandescent lamp Explanation

Explanation

c: Tungsten is not used in the tube Explanation

Explanation

d: All of the above Explanation

Explanation

2. _______ method is used to start the discharge process of fluorescent tube.

a: Thermal Starter Explanation

Explanation

b: Quick/Instant start Explanation

Explanation

c: Glow Start Explanation

Explanation

d: All are correct Explanation

Explanation

3.Which of the following lamp employs a bimetallic strip?

a: Sodium vapor Explanation

Explanation

b: Fluroscent lamp Explanation

Explanation

c: Incandescent lamp Explanation

Explanation

d: Mercury vapor lamp Explanation

Explanation

4.The efficiency of a fluorescent lamp is________.

a: 50 lumens per watt Explanation

Explanation

b: 25 lumens per watt Explanation

Explanation

c: 50 to 100 lumens per watt Explanation

Explanation

d: 100 to 120 lumens per watt Explanation

Explanation

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