PHY301 Quiz No.1 Shared by Awais

Question # 1 of 10 ( Start time: 05:28:17 PM )  Total Marks:  1
One watt is equal to
Select correct option:
joule/sec
Meter/sec
Kg .m
joule/meter


Question # 2 of 10 ( Start time: 05:29:44 PM )  Total Marks:  1
There is no current in a circuit when
Select correct option:
 1)a switch is closed
 2) a switch is open
 3)there is no voltage
 4) answer 2 and 3



Question # 3 of 10 ( Start time: 05:31:05 PM )  Total Marks:  1
The sum of series IR voltage drops......
Select correct option:
 is less than the smallest voltage drop.
 is equals the average value of all the voltage drops.
 equals the applied voltage.
 is usually more than the applied voltage.


Question # 4 of 10 ( Start time: 05:32:36 PM )  Total Marks:  1
The node voltage method is based on
Select correct option:
 Kirchhoff's current law
 Ohm's law
 The superposition theorem
 Kirchhoff's voltage law


Question # 5 of 10 ( Start time: 05:34:04 PM )  Total Marks:  1
Number of electrons in L shell of an atom are
Select correct option:
 2
 8
 18
 32


Question # 6 of 10 ( Start time: 05:35:05 PM )  Total Marks:  1
An ideal voltage source is a circuit element where the voltage across it is independent of
Select correct option:
 resistance
 current
 capacitance
 inductance


Question # 7 of 10 ( Start time: 05:36:12 PM )  Total Marks:  1
Ohm’s law states that voltage .............. with increase in current.
Select correct option:
 decreases
  increases
 remains same
  becomes zero


Question # 9 of 10 ( Start time: 05:39:17 PM )  Total Marks:  1
Current divider is used when
Select correct option:
 Two or more resistances are in series of a voltage source
 Two or more resistances are in parallel of a voltage source
 Two or more resistances are in series of a current source
 Two or more resistances are in parallel of a current source