Question
Consider the following statements about static
electricity: (I) It is the electricity built up on the surface of a substance. (II) It is generated by power plants and batteries. (III) Static electricity is uncontrolled.Solution
Static electricity is the buildup of an electric charge on the surface of objects, which typically occurs through contact or friction between materials. Unlike current electricity, it is not generated by power plants or batteries and is often uncontrolled, leading to sudden discharges like sparks.
3/7 Of 504 ÷ 12 + 17 = √?
68% of 450 – 1008 ÷ 14 + 516 ÷ 43 =?
1000÷ 250 = ( 3√? × √1444) ÷ ( 3√512 × √361)
3/7 of 686 + 133(1/3)% of 33 – 69 =?
What will come in the place of question mark (?) in the given expression?
1020 ÷ 51 × 5 + 540 of 25% - 10 = ?2Â
180 ÷ 3 of 2 = 102 – ?
If a nine-digit number 389x6378y is divisible by 72, then the value of √(6x + 7y) will be∶
What will come in the place of question mark (?) in the given expression?
(144 × 16 ÷ 12) × 6 = ?Â
(?)2 = {(26% of 35% of 3000) ÷ 3} × 91
- What will come in place of (?) in the given expression.
625 + 196 – √256 = ?
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