Question

19800 रुपये की राशि पर तीन वर्ष के अंत में साधारण ब्याज
7128 रु० प्राप्त होते हैं, तो साधारण ब्याज की दर ज्ञात करें।​

Answer 1

Answer:

$\tan(?) Given :-e \cot( \sec( log( ln(?) ) ) ) </p><p></p><p>Current drawn by filament of an electric bulb = 25 A</p><p></p><p>Time taken by the electric bulb = 10 m</p><p></p><p>To Find :-</p><p></p><p>The amount of electric charge that flows through the circuit.</p><p></p><p>Analysis :-</p><p></p><p>Here we are given with the current and time taken by the electric bulb.</p><p></p><p>In order to find the charge flown substitute the values given in the question such that charge flown is equal to current multiplied by the time.</p><p></p><p>Solution :-</p><p></p><p>We know that,</p><p></p><p>i = Current</p><p>q = Charge</p><p>t = Time</p><p>Using the formula,</p><p></p><p>\underline{\boxed{\sf Charge=Current \times Time}} </p><p>Charge=Current×Time</p><p> </p><p> </p><p> </p><p> </p><p></p><p>Given that,</p><p></p><p>Current (i) = 25 A</p><p></p><p>Time (t) = 10 min = 600 sec</p><p></p><p>Substituting their values,</p><p></p><p>⇒ q = i × t</p><p></p><p>⇒ q = 25 × 600</p><p></p><p>⇒ q = 15000 C</p><p></p><p>⇒ q = 1.5 × 10⁴</p><p></p><p>Therefore, the amount of electric charge that flows through the circuit is 1.5 × 10⁴.$