In current electricity, Ohm's law is obeyed by all
Anonymous Quiz
17%
Solids
19%
Liquids
57%
Metals
7%
Gases
If voltage across a bulb rated 220V , 160W drops by 3% of its rated value , the percentage of the rated value by which the power would decrease is
Anonymous Quiz
16%
20%
40%
6%
37%
2.5%
7%
10%
With the increase of temperature, the resistance of a semiconductor
Anonymous Quiz
36%
Decreases
31%
Increases
23%
Remains unchanged
10%
Sometimes increases and sometimes decreases
The accurate measurement of emf can be obtained using
Anonymous Quiz
3%
Multimeter
39%
Voltmeter
45%
Potentiometer
12%
Voltameter
In the case of insulators as the temperature decreases, resistivity
Anonymous Quiz
34%
Increases
31%
Decreases
15%
Becomes zero
20%
Remains constant
The gyro- magnetic gyro of an electron in an H- atom, according to Bohr model is
Anonymous Quiz
32%
Independent of which orbit it is in
30%
Negative
19%
Positive
19%
Increase with quantum number n
Nichrome or Managanin is widely used in wire bound standard resistors because of their
Anonymous Quiz
26%
Temperature independent resistivity
39%
Very weekly temperature dependent resistivity
31%
Strong dependence of resistivity with temperature
4%
Mechanical strength
At absolute zero temperature a crystal of pure germanium behaves as
Anonymous Quiz
21%
A perfect conductor
46%
A perfect insulator
30%
A semi-conductor
3%
None of these
An electric heating element consumes 500W when connected to a 100V line. If the line voltage becomes 150V, the power consumed will be
Anonymous Quiz
14%
500W
55%
750W
14%
1000W
17%
1125W
The length of the metallic wire of 50 ohm resitance is stretched two times it's initial length. It's new resistance is
Anonymous Quiz
18%
25 ohm
21%
50 ohm
24%
100 ohm
36%
200 ohm
An energy source will supply a constant current into the load if it's internal resistance is
Anonymous Quiz
21%
Very large as compared to the load resistance
50%
Equal to the resistance of the load
23%
Non zero but less than the resistance of the load
6%
Zero
π3
Forwarded from ΚΙ¨ββΙ¨ΰΉΙ²Δ
Ι¨Ρβ¬ ΔΙ¨Λ
Ι¨$Ι¨ΰΉΙ²
Never blame anyone in your life. The good people give you happiness. The bad people give you experience. The worst people give you a lesson. The best people give you memories.
β¨β£οΈβ¨
@millionaire_division
β¨β£οΈβ¨
@millionaire_division
Forwarded from ΚΙ¨ββΙ¨ΰΉΙ²Δ
Ι¨Ρβ¬ ΔΙ¨Λ
Ι¨$Ι¨ΰΉΙ²
Forwarded from ΚΙ¨ββΙ¨ΰΉΙ²Δ
Ι¨Ρβ¬ ΔΙ¨Λ
Ι¨$Ι¨ΰΉΙ²
Forwarded from ΚΙ¨ββΙ¨ΰΉΙ²Δ
Ι¨Ρβ¬ ΔΙ¨Λ
Ι¨$Ι¨ΰΉΙ²
Starting today, I need to forget what's gone, appreciate what still remains, and look forward to what's coming next.
β¨β£οΈβ¨
@millionaire_division
β¨β£οΈβ¨
@millionaire_division
π2
Forwarded from ΚΙ¨ββΙ¨ΰΉΙ²Δ
Ι¨Ρβ¬ ΔΙ¨Λ
Ι¨$Ι¨ΰΉΙ²
When you do something beautiful and nobody noticed, do not be sad.
For the sun every morning is a beautiful spectacle and yet most of the audience still sleeps.
β¨β£οΈβ¨
@millionaire_division
For the sun every morning is a beautiful spectacle and yet most of the audience still sleeps.
β¨β£οΈβ¨
@millionaire_division