SSC (English Medium) 10th Standard - Maharashtra State Board Question Bank Solutions for Science and Technology 1

A coil of an alloy _______ is used in electric heater cooker as a resistor.

Which of the following substance contracts on heating?

_______ heat is necessary to raise 1 kg of water from 14.5 °C to 15.5 °C.

In Wilfley table method to separate particles of gangue _______ method is used.

The chemical formula of zinc blend is _______.

The unsaturated hydrocarbons containing a carbon-carbon double bond are called _______.

The phenomenon in which compounds having different structural formulae have the same molecular formula is called _______.

While going in an increasing order there is a rise in the molecular mass of the consecutive members of the homologous series by _______.

The general molecular formula for the homologous series of alkynes is _______.

Cyclohexane : Cyclic hydrocarbon : : Isobutylene : _______

Saturated hydrocarbon : Single bond : : Unsaturated hydrocarbon : _______

Find the odd one out and give its explanation.

Find the odd one out and give its explanation.

What is the heating effect of electric current?

Which metal is used to make the filament of an electric bulb?

What is a short circuit?

What is overloading?

What is used to turn off the sudden increase in current in the electrical circuit of the house nowadays?

Write two devices based on the heating effect of electric current.

Match the columns.