Recent questions without an upvoted answer

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1 answer 158 views

What is a digital signal? Explain.

asked Oct 25, 2017 in Physics by shamroz (41.5k points)

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1 answer 290 views

What is an analogue signal? Explain.

asked Oct 25, 2017 in Physics by shamroz (41.5k points)

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1 answer 121 views

State and explain for each case whether the information given by the following .

asked Oct 25, 2017 in Physics by shamroz (41.5k points)

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1 answer 153 views

Define the terms analogue to digital converter and digital to analogue converter.

asked Oct 25, 2017 in Physics by shamroz (41.5k points)

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1 answer 1.3k views

Write down the names of five analogue and five digital devices that are commonly used in everyday life.

asked Oct 25, 2017 in Physics by shamroz (41.5k points)

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1 answer 120 views

Differentiate between analogue electronic and digital electronics.

asked Oct 25, 2017 in Physics by shamroz (41.5k points)

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1 answer 94 views

What do you understand by analogue and digital quantities?

asked Oct 25, 2017 in Physics by sonia (36.5k points)

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1 answer 675 views

What is electron gun? Describe the process of thermionic emission.

asked Oct 25, 2017 in Physics by sonia (36.5k points)

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1 answer 1.3k views

Considering an oscilloscope, explain:

asked Oct 25, 2017 in Physics by sonia (36.5k points)

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1 answer 58 views

Name some uses of Oscilloscope.

asked Oct 25, 2017 in Physics by sonia (36.5k points)

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1 answer 404 views

What is cathode-ray oscilloscope? Explain the working of its different parts.?

asked Oct 25, 2017 in Physics by sonia (36.5k points)

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1 answer 137 views

What happens when a narrow beam of electrons is passed through a uniform magnetic field?

asked Oct 25, 2017 in Physics by sonia (36.5k points)

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1 answer 63 views

What is the function of electromagnetism in television?

asked Oct 25, 2017 in Physics by sonia (36.5k points)

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1 answer 541 views

What happens when a narrow beam of electrons is passed through a uniform electric field? What is its reason?

asked Oct 25, 2017 in Physics by sonia (36.5k points)

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1 answer 80 views

What do you understand by thermionic emission?

asked Oct 25, 2017 in Physics by sonia (36.5k points)

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1 answer 88 views

Define electronics.

asked Oct 25, 2017 in Physics by sonia (36.5k points)

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1 answer 376 views

Does a fuse in a circuit control, the potential difference or the current?

asked Oct 23, 2017 in Physics by shamroz (41.5k points)

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1 answer 1.1k views

It is impracticable to connect ah electric bulb and an electric heater in series. Why?

asked Oct 23, 2017 in Physics by shamroz (41.5k points)

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1 answer 640 views

A certain flash-light can use a 10 ohm bulb or a 5 ohm bulb.

asked Oct 23, 2017 in Physics by shamroz (41.5k points)

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1 answer 66 views

From your experience in watching cars on the roads at night,

asked Oct 23, 2017 in Physics by shamroz (41.5k points)

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