Electrical Engineering - Quantities and Units - Discussion

Discussion Forum : Quantities and Units - General Questions (Q.No. 3)
3.
The number 65,000 expressed in scientific notation as a number between 1 and 10 times a power of ten is
0.65 × 104
6.5 × 104
65 × 104
650 × 103
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
31 comments Page 2 of 4.

RAJENDIRAN S said:   10 years ago
1000 = 1*10^3.
5000 = 5*10^3.
65000 = 65*10^3.

= 6.5*10^(3+1).
= 6.5*10^4.
(1)

Mahalakshmi said:   1 decade ago
65,000 can be written as 65*1000
1000=10^3
65=6.5*10

Therefore 6.5*10^4

Amit aryan said:   1 decade ago
@Ashish, If u add +1 must divide 10^-1.

Like as 6.5*10^3/10^-1.

Oladokunibrahim said:   1 decade ago
Am very interested but I did not understand how 1 was added.

Jannat said:   1 decade ago
Why we add +1 here? what is the logical reason behind this?

Shivaraj said:   9 years ago
I understand now, Thank you all for explaining the problem.
(1)

Kailash Meher said:   9 years ago
Thank you to all for explaining the problem in an easy way.

Ajees said:   1 decade ago
Please give exact correct explanation simple method.

Ashish sharma said:   1 decade ago
65000 = 65*1000.

65*10^3 = 6.5*10^3+1.

= 6.5*10^4.

Vishnu priya said:   7 years ago
I can't understand clearly. Please explain to me.
(2)


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