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9th Standard English Medium Science Subject Electric Charge and Electric Current Book Back 3 Mark Questions with Solution Part - I updated Book back Questions

9th Standard English Medium Science Subject Electric Charge and Electric Current Book Back 3 Mark Questions with Solution Part - I

9th Standard

    Reg.No. :
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Science

Time : 00:30:00 Hrs
Total Marks : 15
    5 x 3 = 15

  1. State Ohm’s law.

  2. Name any two appliances which work under the principle of heating effect of current.

  3. The values of current I flowing through a resistor for various potential differences V across the resistor are given below. What is the value of resistor?

    I (ampere) 0.5 1.0 2.0 3.0 4.0
    V (volt) 1.6 3.4 6.7 10.2 13.2

    [Hint: plot V-I graph and take slope]

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