The variance of a given set of numbers is defined as the
Absolute value of the standard deviation
Square of the standard deviation
Square root of the standard deviation
Square root of the standard deviation
Square root of the mean deviation
Correct answer is B
No explanation has been provided for this answer.
The equation PxVyTz = Constant is Charles’ law if
x = 0, y = 1 and z = -1
x = 0, y = -1 and z = 1
x = 1, y = 1 and z = 0
x = 1, y = 1 and z = -1
x = 1, y = 1 and z = 1
Correct answer is A
No explanation has been provided for this answer.
84s
112s
130s
168s
280s
Correct answer is A
No explanation has been provided for this answer.
The most suitable instrument for measuring the diameter of a thin wire is a
meter rule
micrometer screw gauge
pair of dividers
pair of engineer’s calipers
venire calipers
Correct answer is B
No explanation has been provided for this answer.
When the total product starts falling, then the marginal product is
Constant
Increasing
Maximum
Negative
Zero
Correct answer is D
No explanation has been provided for this answer.