science quiz

Unit of force

• joule

• newton

• watt

• pascal

1 joule is equal to

• $10^5\ erg$

• $10^{-7}erg$

• $10^{-5}erg$

• $10^7erg$

 $ML^{-1}T^{-2}$  is the dimensional formula for

Path of projectile is

• parabolic

• straight line

• hyperbola

• none of these

if the percentage error in mass and side of cube are 2% and 3% respectively, then % error in its density will be

• 9%

• 6%

• 11%

• 5%

2 vectors will be parralel to each other, if their

• dot product is zero

• cross product is zero

• dot product is not zero

• cross product is not zero

unit of angular velocity

• radian

• $\frac{rad}{s^2}$

• $\frac{rad}{s}$

• $s^{-1}$

 $\frac{2\pi}{T}$  represent a quantity

is this format better than google form

• yes always

• never

• sometime

• can not say

have you enjoyed?

• yes

• no