Question
Did you knew that the radio is ranked number two in the
list of ‘101’ Gadgets that changed the World’s according to History Channel? (Q.11-15) Read each sentence to find out whether there is any error in it. The error, if any, will be in one part of the sentence. If there is no error, mark the answer 5.Solution
“know” instead of “knew”.
In an atom, which particles are responsible for chemical bonding?
What is the potential difference across a 5 Ω resistor when a current of 2 A flows through it?
Total mechanical energy =
A transformer has 1000 turns in the primary and 100 in the secondary coil. If input voltage is 220 V, output voltage is:
In a plane electromagnetic wave. the electric field oscillates sinusoid ally at a frequency of 3 × 108 Hz and amplitude 36 V/m. Find the am...
Which of the following statement is true for a wavelength of 1000 nm. A p-n photodiode is fabricated from a semiconductor with band gap of 1.9 eV.
If lift is going up with acceleration, the apparent weight of a body is -
A capacitor of 4 µF is charged to 100 V. It is then connected across an uncharged 2 µF capacitor. Final common voltage is:
Which instrument is used to measure electric current?
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