What will be the resistance (in ohms) of a lamp rated at 220 V, 200 W ?

Q: The power of a heater is 500 W at 800 °C. What will be the power at 200 °C? Temperature coefficient…

A: In this question we need to find a power at 200oC .

Q: A cell has an internal resistance of 0.02 ohm and an e.m.f. of 2.0V. Calculate its terminal p.d. if…

A: Given data: The internal resistance of the given cell, RS=0.02 Ω The internal voltage,Vs=2 V The…

Q: 11. Draw the voltage and current waveforms for the circuit of Figure 2. Figure 2.27 1e-3 sin2pi1000t…

A: In this question , we will draw voltage and current waveform of given circuit....

Q: Consider two incandescent light bulbs, with resistances of 240 2 and 480 How much power do they each…

A: It is given that: V=120 VR1=240 ΩR2=480 Ω

Q: For the waveform of Figure, determinea) Period  I got 100us b) Frequency  I got 10kHz c)…

A: a) Given time = 525usNumber of cycles for 525us =  5 cycle + 1/4 cycle = 5.25 cycle.So period =…

Q: 7. A 100 W incandescent lamp has a resistance when cold (lamp extinguished) that is only 1/12 of its…

A: Given: Power, 100 W Voltage, 120 V To find: a) Lamp current b) Cold resistance c) Instantaneous…

Q: How much power is consumed by a 12-V incandescent lamp if it draws 150 mA of current when lit?

A: To find the power consumed by the incandescent lamp when the voltage across it is 12 V and it draws…

Q: What is the resistance of this 4-Band resistor ( in Ohms)?

A: For the given resistor, the color bands are: 1) Blue : It gives first digit = 6 2) Grey : It gives…

Q: What will be the voltage drop across a 5 mH indjctor if 2.5sin(20t) A current flows through it?

A:

Q: 3) An incandescent lamp has an internal resistance of 96 92 and operates at 120 V. a) How much…

A: Note: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question…

Q: The filament of a 240V metal filament lamp is to be constructed from a wire having a diameter of…

A:

Q: is the only metal that has relative conductance greater than 1?

A: In this question , we have to write about only metal that has relative conductance greater than 1 ..

Q: A total charge of 100. coulombs flows past a fixed point in a circuit every 500 seconds. What is the…

A:

Q: What will be the value of thermal voltage of Si at 300 K?

A: Write the expression for thermal voltage,

Q: Vhat is the value of "Let-go" current on human tissue at 50-60 Hz from the standard?

A: LET-GO CURRENT: The maximum value of current a person can tolerate and still be able to release…

Type of Magnetic Material

Every material has a unique composition that defines its magnetic behavior. Some materials get attracted towards a magnet and are called magnetic materials. Based on the magnetic properties held by each material, they are classified into different types.