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Which of the ...

Question

Which of the following is not true about LED?

A

There are two wires (called leads) attached to an LED.

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B

While connecting to a circuit, the longer lead of LED is always connected to the positive terminal of the battery.

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C

While connecting to a circuit, the shorter lead of LED is always connected to the positive terminal of the battery.

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D

LED can be used to detect weak current.

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Solution

The correct option is C While connecting to a circuit, the shorter lead of LED is always connected to the positive terminal of the battery.
While connecting to a circuit, the longer lead is always connected to the positive terminal of the battery and the shorter lead is connected to the negative terminal of the battery.

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Similar questions

Q. In an LED, the longer lead is always connected to the ________ terminal of the battery and the shorter lead is connected to the ________ terminal of the cell (or battery)

Q. The longer lead of a LED is always connected to the negative terminal of the battery and the shorter lead is connected to the posltlve terminal of the battery

In LEDs, the longer lead is always connected to _______ terminal

(i) - --- -

Leads. While connecting an LED to a circuit, the longer lead is always connected to the

(ii) - ----- -

terminal of the battery and the shorter lead is connected to the

(iii) - ----- -

terminal of the battery. Then (i), (ii) and (iii) are respectively

एक LED में

(i) - --- -

लीड होती हैं। एक परिपथ से LED को संयोजित करने के दौरान, लम्बी लीड सदैव बैटरी के

(ii) - ----- -

टर्मिनल से संयोजित रहती है तथा छोटी लीड बैटरी के

(iii) - ----- -

टर्मिनल से संयोजित रहती है। तब (i), (ii) तथा (iii) क्रमशः हैं

(i) - --- -

leads. While connecting an LED to a circuit, the

(i i) - --- -

lead is always connected to the positive terminal of the battery and the

(i i i) - ---- -

lead is connected to the negative terminal of the battery. Then (i), (ii) and (iii) are respectively

एक LED में

(i) - --- -

लीड होती हैं। एक परिपथ से LED को संयोजित करने के दौरान,

(i i) - --- -

लीड सदैव बैटरी के धनात्मक टर्मिनल से संयोजित रहती है तथा

(i i i) - ---- -

लीड बैटरी के ऋणात्मक टर्मिनल से संयोजित रहती है। तब (i), (ii) तथा (iii) क्रमशः हैं

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