Fundamental units 14/6/24

Question 1

what is the SI unit of mass

Answer 1

kilogram - kg

Question 2

what is the SI unit of length is

Answer 2

Metre - m

Question 3

what is the SI unit of time

Answer 3

second - s

Question 4

what is the SI unit of electric current

Answer 4

Ampere- A

Question 5

what is the SI unit of temperature

Answer 5

Kelvin

Question 6

what is the SI unit of Luminous intensity

Answer 6

Candela- cd

Question 7

what is the SI unit of quantity of matter

Answer 7

mole- mol

Question 8

what is force

Answer 8

force is anything which causes the changes in the position of the static object and change in the velocity of the dynamic object

Question 9

what is the unit of force

Answer 9

Newton

Question 10

which law of motion is denoted as the law of the inertia

Answer 10

Newtons first law of motion

Question 11

newtons first law of motion states

Answer 11

an object continues its uniform motion or stays at its original position unless it is acted by a force .

Question 12

newton second law of motion

Answer 12

force is directly proportional to the product of the mass of the object and its acceleration

F=ma

Question 13

what is Newton third law of motion

Answer 13

it states for every action there will be equal and opposite reaction . main example is rowing a boat

Question 14

what is the centripetal force

Answer 14

force acts towards the centre of the circular motion

Question 15

what is centrifugal force

Answer 15

force acts towards the outside the circular motion