Question
Two amplifiers are connected one after the other in
series (cascaded). The first amplifier has a voltage gain of 12 and the second has a voltage gain of 15. Find the output ac signal if the input signal is 0.05 volt?Solution
The correct answer is B
Consider a three-digit number where the middle digit (tens place) is 3. If the digits in the hundreds and ones places are swapped, the new number become...
The numerator of a fraction is 7 less than its denominator. If the numerator is decreased by 2 and the denominator is increased by 5, then the denominat...
Which one of the following numbers is divisible by 11?
- The product of two consecutive even integers is 960. Find the product of digits of the bigger number.
Sum of three positive numbers is 154. If the ratio of the first and second number is 6:5, respectively while difference between the first and third num...
The following dataset represents the examination scores achieved by 10 students:
36, 91, 80, 77, 64, 80, 45, 56, 41, 96
Find the median of...
- A two-digit number '4e' is completely divisible by '4'. When the same number is divided by '3', there is a remainder of '1'. Find the value of 'e'.
This question is based on the following 3-digit numbers:
543, 769, 552, 342, 245
(Example: 697 – First digit = 6, second digit = 9, and ...
Find the sum of the first 20 natural numbers.
What is the average of first 26 multiples of 2.6?
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