Question
What happens to resistance of a wire when its length is
doubled (keeping area constant)?Solution
Resistance R∝L, as per the formula R = ρ (L/A). So, if length becomes twice and cross sectional area stays same, resistance becomes 2R. This relationship is critical in designing electric circuits and wires. It also helps explain how electric heaters work.
Ayodhya city is situated at the bank of river?
Recently the Supreme Court has rejected the petition against the collegium system, this system developed in-
Browning disease occurs due to deficiency of Boron in which of the following vegetable?
On what is the principle of Brahmo Samaj based?
Which state share the maximum border with Uttar Pradesh?
Where will be India’s first night sky sanctuary going to be set up?
Who has been roped as the brand ambassador for the brand Fire - Boltt?
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On which date is World Hydrography Day celebrated?
Where did Hyder Ali build a modern arsenal?
