Question
The resistance of a wire is directly proportional
to:Solution
According to the formula: R = ρ(L/A) where R is resistance, L is length, A is cross-sectional area, and ρ is resistivity. So, resistance increases with length and decreases with area.
Sum of squares of three consecutive numbers is 677. Find the sum of first and third number.
Rs 720 is to be divided among P, Q and R so that P gets 3/5 of Q’s share and R gets 1/3 of P’s share. Share of R is:
The sum of a positive number 'A' and its square is 72. Find the value of (A2 - 7A).
If 94*6714 is divisible by 11, where * is a digit, then * is equal to
How many unique five-digit numbers can be created using the digits 0, 1, 5, 6, 7, and 8, without repeating any digit?
What is the unit digit of (217)413 × (819)547 × (414)624 × (342)812?
Find the third proportion of 22 and 11.
Which of the following pairs is NOT coprime?
Which of the following is a Prime Number?
- When a number is divided by 63, it leaves a remainder of 34. What would be the remainder when this number is divided by 9?
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