SSC (English Medium) १० वीं कक्षा - Maharashtra State Board Question Bank Solutions for Science and Technology 1

Study the following chemical reaction and answer the questions given below:

\[\ce{AgNO3_{(aq)} + NaCl_{(aq)} -> \underset{(Precipitate)}{AgCl_{(s)}}↓ + NaNO3_{(aq)}}\]

1. Identify and write the type of chemical reaction.
2. Write the definition of the above type of chemical reaction.
3. Write the names of the reactants and products of the above reaction.

To increase the effective resistance in a circuit, the resistors are connected in _______________ .

Choose the correct alternative and rewrite the following sentence.

If three resistors 2 ohms, 3 ohms and 4 ohms are connected in series, then the effective resistance in the circuit will be _______ ohms.

Choose the correct alternative and rewrite the following:

You are given three equal resistances. In how many combinations can they are arranged?

If sodium chloride is added to the silver nitrate solution:

a. which precipitate is formed?
b. name the type of reaction.
c. write the chemical equation.

Fill in the blank and rewrite the completed statement:

Very fine particles mainly scatter ______ light.

When do you say that the resistors are connected in this way? Draw a circuit diagram.

My grandfather uses a bifocal lens in his spectacle. Explain why.

Explain: ‘How is a rainbow formed’?

How much heat energy is necessary to raise the temperature of 5 kg of water from 20°C to 100°C?

Define Hydrocarbons.

In Modern Periodic Table the number of columns and periods are respectively _______ and _______.

From the options given below the specific heat of _______ is maximum.

The SI unit of specific heat is _______.

Electric motor : converts electrical energy into mechanical energy : : Electric generator : _______

Find the odd one out and give its explanation.

Find the odd one out and give its explanation.

Find the odd one out and give its explanation.

Write the molecular formula of the given compound.

Ethyl ethanoate

Write the molecular formula of the given compound.

Acetylene