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Benzamin Gilbert

Benzamin G.

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Questions asked

ANSWERED

Ravindra Samadiya verified

Numerade educator

An electric iron is rated 2 kW at 220 V. Calculate the capacity of the fuse that should be used for the electric iron

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ANSWERED

Ravindra Samadiya verified

Numerade educator

Two bulbs A and B are rated as 90 W -120V and 60 W -120 V respectively. They are connected in parallel across a 120 V source. Find the current in each bulb. Which bulb will consume more energy?

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ANSWERED

Ravindra Samadiya verified

Numerade educator

A domestic electric circuit (220 V) has a 5 A fuse. How many bulbs of 100 W; 220 V rating can be safely used on this line?

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ANSWERED

Ravindra Samadiya verified

Numerade educator

Can you run an electric geyser with power rating 2 kW; 220 V on a 5 A line? Give reason to justify your answer.

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ANSWERED

Ravindra Samadiya verified

Numerade educator

A current of 5 ampere is passed through a conductor of 12 ohms for 2 minutes. Calculate the amount of heat produced.

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ANSWERED

Ravindra Samadiya verified

Numerade educator

You have two electric lamps having rating 40 W; 220 V and 60 W; 220 V. Which of the two has a higher resistance? Give reason for your answer. If these two lamps are connected to a source of 220 V, which will glow brighter?

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ANSWERED

Ravindra Samadiya verified

Numerade educator

Three resistors 5Ω, 10Ω and 30Ω are connected in parallel with the battery of Voltage 6V then what will be the the value of current across each resistor

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Kamlesh Goyal verified

Numerade educator

The wavelength of electromagnetic waves of frequency 4×10⁹Hz in free space will be ? Give its two applications.

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Kamlesh Goyal verified

Numerade educator

A parallel-plate capacitor with circular plates is being charged. Consider a circular loop centered on the central axis and located between the plates. If the loop radius of 3cm cm is greater than the plate radius, the displacement current between the plates when the magnetic field along the loop has a magnitude 2uT will be ?

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ANSWERED

Kamlesh Goyal verified

Numerade educator

In a plane radio wave the maximum value of the electric field component is 5V/m .The maximum value of the magnetic field component will be ?

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