Electronics - Voltage and Current - Discussion

Discussion Forum : Voltage and Current - General Questions (Q.No. 2)
2.
If 60 J of energy are available for every 15 C of charge, what is the voltage?
4 V
60 V
15 V
0.25 V
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
162 comments Page 4 of 17.

G.sreelakshmi said:   1 decade ago
We know that charge Q=E/V
v=e/q
v=60/15
v=4v

Ramesh nirjogi said:   1 decade ago
v=w/q
v=60/15
v=4v
or
p=vi
p=v(q/t)
e=pt=vq

Chetaya said:   1 decade ago
energy=charge*voltage
hence voltage=energy/charge
voltage=60/15=4volt.

Devaki said:   1 decade ago
Energy = charge * voltage

here Voltage =?

voltage = Energy / charge

= 60 / 15 = 4

Hence voltage = 4V

Sireesha said:   1 decade ago
power=energy/time

power=voltage*current

so v*i/t =energy

charge=i*t
given charge=15c

v*15=60
voltage is 4v.

Sunitha said:   1 decade ago
Here voltage=?

Voltage=energy/charge.

Hence v=60/15=4v.

Arnold anand said:   1 decade ago
We know the current i=15
energy is 60 j,
hav to find the voltage?

v=energy/current
=60/15
=4V

Naveen said:   1 decade ago
v=w/q

Therefore v=60/15= 4v.

Vijay said:   1 decade ago
i be the charge(15c)/time and p be the power 60j/watt so
p= vi

Krishna said:   1 decade ago
q=c*v
q is charge,v is voltage,c is capacitence
60=15*v
Hence v=4volt


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