Measurements
Prefix mega means:
A) 10^6
B) 10^3
C) 10^-3
D) 10^9
Prefix kilo means:
A) 10^3
B) 10^6
C) 10^-6
D) 10^9
Prefix milli means:
A) 10^-3
B) 10^3
C) 10^-6
D) 10^6
Significant figures in 2.50 are:
A) 3
B) 2
C) 4
D) 1
Dimensional formula of force is:
A) MLT^-2
B) ML^2T^-2
C) ML^-1T^-2
D) M^0L^0T^0
Vector has:
A) Magnitude and direction
B) Magnitude only
C) Direction only
D) Neither
Scalar has:
A) Magnitude only
B) Direction required
C) Always negative
D) Always zero
Register or Login for comments
Comments: