L1 refers to Lagrange Point 1, one of 5 points of the orbital plane of the Earth -Sun system.
in the orbital plane of the earth is grammatically correct.
The important ore of aluminium is-
Which of the following is a physical change?
The acid used in lead storage cells is-
The chemical name of'Common salt’
The acid used in lead storage cells is-
Formation of ozone hole is maximum over
The element used in the manufacture of safety matches is —
The major constituent of air is
The noble gas used in radiotherapy is
Milk tastes sour when kept in the open for sometimes due to the formation of-