हिंदी

Match the pairs. ‘A’ Group ‘B’ Group 1. Free electrons a. V/R 2. Current b. Increases the resistance in the circuit 3. Resistivity c. Weakly attached 4. Resistances in series d. VA/LI

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प्रश्न

Match the pairs.

‘A’ Group  ‘B’ Group 
1. Free electrons a. V/R 
2. Current b. Increases the resistance in the circuit 
3. Resistivity c. Weakly attached 
4. Resistances in series d. VA/LI
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उत्तर

‘A’ Group  Answer
1. Free electrons c. Weakly attached
2. Current a. V/R
3. Resistivity d. VA/LI
4. Resistances in series b. Increases the resistance in the circuit
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अध्याय 3: Current Electricity - Exercise [पृष्ठ ४४]

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बालभारती Science and Technology [English] Standard 9 Maharashtra State
अध्याय 3 Current Electricity
Exercise | Q 5. | पृष्ठ ४४

संबंधित प्रश्न

1 A = _________ mA

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State the factors on which the strength of electric current flowing in a given conductor depends.


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Following graph was plotted between V and I values: 

 

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What conclusion do you draw from these values?
 
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(a) `1/2A`
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(c) 2 A
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  1. Are the resistors connected in series with each other or in parallel?
  2. For each resistors, state the p.d. across it.
  3. The current flowing from the battery is shared between the two resistors. Which resistor will have bigger share of the current?
  4. Calculate the effective resistance of the two resistors.
  5. Calculate the current that flows from the battery.

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Column - I Column - II
(i) electric current (a) volt
(ii) potential difference (b) ohm meter
(iii) specific resistance (c) watt
(iv) Electrical power (d) joule
(v) electrical energy (e) ampere

The RMS value of AC is defined as:


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