1 st Transcribed Image Text: per minute the electric current is
[ ]
a) 1.6 A
b) 1.6 mA
c) 1.6 x 102 A
d) 1.6 x 10 A
When 900 C of charge passes through a wire in 10 minute, the current in the wire is
d) 4 A
3.
[ ]
a) 2.5 A
b) 3.5 A
c) 1.5 A
per second. This corresponds to an electric current of [ 1
emits 2×1016 electrons
b) 1.2 x 10-3 A
4.
An electron
gun
c) 1.2 x 104 A
d) 3.2 x 104 A
a) 3.2 x 10-3 A
In an hydorgen atom electron makes 6.6 x 105 revolutions per second
5.
la the
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