Free Printable PHY CDF

1.

_ _ _ _ _ is the property of matter that produces and experiences electrical and magnetic effects.

a)

WORK

b)

CHARGE

c)

CURRENT

d)

TIME

2.

_ _ _ _ _ is an integral multiple of a basic unit of charge (electron) and charge is always transferred as an integral multiple of charge of an electron

a)

CURRENT

b)

POTENTIAL DIFFERENCE

c)

WORK

d)

CHARGE

3.

e= _ _ _ _ _

a)

$1.6\times10^{-19}C$

b)

$1.6\times10^{-19}J$

c)

$6.25\times10^{-18}J$

d)

$6.25\times10^{-18}C$

4.

CURRENT (I) =

a)

$\frac{TIME}{VOLT}$

b)

$\frac{VOLT}{TIME}$

c)

$\frac{TIME}{CHARGE}$

d)

$\frac{CHARGE}{TIME}$

5.

Current is a _ _ _ _ _ quantity.

a)

SCALAR

b)

VECTOR

6.

1 AMPERE=

a)

$\frac{1S}{1C}$

b)

$\frac{1C}{1S}$

c)

$\frac{1V}{1S}$

d)

$\frac{1C}{1V}$

7.

Q=

a)

ne

b)

$\frac{n}{e}$

c)

n+e

d)

n-e

8.

Number of electrons constituting one coulomb of charge is

a)

Q=n+e

b)

Q=n-e

c)

Q=ne

d)

n=Qe

9.

_ _ _ _ _ at a point in an electric field is defined as the work done (w) per unit positive test charge in bringing it from infinity to that point against the electric field.

a)

POTENTIAL DIFFERENCE

b)

CHARGE

c)

CURRENT

d)

ELECTRIC POTENTIAL

10.

ELECTRIC POTENTIAL (V)=

a)

$\frac{WORK}{CHARGE}$

b)

$\frac{CHARGE}{WORK}$

c)

$\frac{WORK}{TIME}$

d)

$\frac{TIME}{WORK}$

11.

SI unit of Electric potential is _ _ _ _ _

a)

JOULE

b)

VOLT

c)

COULOMB

d)

CHARGE

12.

SI Unit of work is _ _ _ _ _

a)

COULOMB

b)

VOLT

c)

JOULE

d)

CHARGE

13.

SI Unit of charge is _ _ _ _ _

a)

JOULE

b)

VOLT

c)

CHARGE

d)

COULOMB

14.

1 VOLT =

a)

$\frac{1C}{1J}$

b)

$\frac{1J}{1C}$

c)

$\frac{1C}{1S}$

d)

$\frac{1S}{1C}$

15.

_ _ _ _ _ between two points in an electric field is defined as the work done (w) per unit positive test charge (a) in moving it from one point to the other against the electric field.

a)

ELECTRIC POTENTIAL

b)

CHARGE

c)

POTENTIAL DIFFERENCE

d)

CURRENT

16.

For a given conductor at a given temperature the strength of electric current through it is _ _ _ _ _ to the potential difference applied across it.

a)

DIRECTLY PROPORTIONAL

b)

INVERSELY PROPORTIONAL

17.

The _ _ _ _ _ of a conductor is defined as the ratio of the potential difference across the conductor to the current Flowing through the conductor

a)

CHARGE

b)

RESISTANCE

c)

ELECTRIC POTENTIAL

d)

CURRENT

18.

RESISTANCE (R) =

a)

$\frac{POTENTIAL}{CHARGE}$

b)

$\frac{POTENTIAL}{TIME}$

c)

$\frac{POTENTIAL}{VOLT}$

d)

$\frac{POTENTIAL}{CURRENT}$

19.

The resistance of a specimen is said to be one ohm if one volt potential difference across it causes a current of one _ _ _ _ _ to flow through it.

a)

CHARGE

b)

POTENTIAL

c)

AMPERE

d)

JOULE

20.

$1OHM\ \left(\Omega\right)=$

a)

$\frac{1V}{1A}$

b)

$\frac{1V}{1S}$

c)

$\frac{1V}{1C}$

d)

$\frac{1V}{1J}$

PHY CDF

Total questions: 20

Worksheet time: 10mins

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