A positively charged particle projected towards west is deflected towards north by a magnetic field. The direction of the magnetic field is
Metal used to make wires for safety fuses must have
Which of the following statements regarding the property of hard water is/are correct?
Select the correct answer using the code given below
Water is a good solvent. This is due to high
The bond which is present between water molecules is
Which one among the following is the chemical formula of gypsum which is an ingredient of cement?