If Length, Time .and Energy are fundamental units, find the .dimension of mass.

Write the unit and dimension of G.

can a quantity have unit , but no dimension ?

What is the S.I. unit of mass?

Define the atomic mass unit.

Half the perimeter of rectangular garden,whose length is 4 m more than its width,is 36 m.Find the dimensions of the garden.

How can you determine the atomic mass of an unknown metal if you know its density and the dimension of its unit cell? Explain.

Form the pair of linear equations in the following problems and find their solutions (if they exist) by any algebraic method:The area of rectangle gets reduced by 9 square units,if its length is reduced by 5 units and breadth is increased by 3 units.If we increase the length by 3 units and the breadth by 2 units,the ares increases by 67 square units.Find the dimensions of the rectangle.

can a quantity have dimension , but no unit ?

Establish the expression for density of a unit cell from the dimension of its unit cell.