48) Calculate the value of the series resistor required for an LED with cut in voltage of 1.8 V to get a forward current of 10mA from a 20V supply.
Answer is:
1.82 k Ohm
ISRO Technician-B Instrument Mechanic Question Paper - 2019 (Set-1) with Answer Key
For more MCQ's Click HereRelated ISRO Technician-B Instrument Mechanic Question Paper - 2019 (Set-1) with Answer Key
Answer is:
-40
Explanation:
There is one point on the Fahrenheit and Celsius scales where the temperatures in degrees are equal. This is -40 °C and -40 °F.
Answer is:
4
Answer is: