Question

6- For the circuit shown in the adjacent figure if R1 = R2 = R3 = R , the current in the battery just after the switch is closed is: a) ( ? / R ) b) ( 2? / 3R ) c) ( ? / 2R ) d) ( 2 ? / R ) 7- The maximum charge on the capacitor is a) ( ? C / 2 ) b) ? C / 3 c) ( 2? C ) d) ( 2 ? C / 3 ) 8- A conductor of length 50 cm and cross-sectional area of 6 mm² carries a current (I) of 20 amperes the voltage between its ends is 2 volts. The resistivity of the material of the conductor ( in ?.m ) is: a) 4 × 10?? b) 8 × 10?? c) 15 × 10?? d) 12 × 10??

          6- For the circuit shown in the adjacent figure if R1 = R2 = R3 = R , the current in the battery just after the switch is closed is:
a) ( ? / R )
b) ( 2? / 3R )
c) ( ? / 2R )
d) ( 2 ? / R )

7- The maximum charge on the capacitor is
a) ( ? C / 2 )
b) ? C / 3
c) ( 2? C )
d) ( 2 ? C / 3 )

8- A conductor of length 50 cm and cross-sectional area of 6 mm² carries a current (I) of 20 amperes the voltage between its ends is 2 volts. The resistivity of the material of the conductor ( in ?.m ) is:
a) 4 × 10??
b) 8 × 10??
c) 15 × 10??
d) 12 × 10??

6- For the circuit shown in the adjacent figure if R1 = R2 = R3 = R , the current in the battery just after the switch is closed is:
a) ( ? / R )
b) ( 2? / 3R )
c) ( ? / 2R )
d) ( 2 ? / R )

7- The maximum charge on the capacitor is
a) ( ? C / 2 )
b) ? C / 3
c) ( 2? C )
d) ( 2 ? C / 3 )

8- A conductor of length 50 cm and cross-sectional area of 6 mm² carries a current (I) of 20 amperes the voltage between its ends is 2 volts. The resistivity of the material of the conductor ( in ?.m ) is:
a) 4 × 10??
b) 8 × 10??
c) 15 × 10??
d) 12 × 10??

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