Briefly answer: Name a mineral used to generate nuclear power

Name the following: A metallic mineral for which the Balaghat district of Madhya Pradesh is famous.

Using the factor theorem, show that (x - 2) is a factor of 𝑥³ + 𝑥² - 4𝑥 - 4. Hence factorise the polynomial completely.

Identify the substances underlined: The organic compound which when solidified, forms an ice like mass.

A hydrocarbon which is a greenhouse gas is:

A. Acetylene

B. Ethylene

C. Ethane

D. Methane

State the energy changes in the following cases while in use:

1. An electric iron.
2. A ceiling fan.

State two ways by which the frequency of transverse vibrations of a stretched string can be increased.

In a class of 40 students, marks obtained by the students in a class test (out of 10) are given below:

Calculate the following for the given distribution: i. Median ii. Mode

Which multi-purpose project provides power to both Punjab and Himachal Pradesh?

Read the extract given below and answer the questions that follow:

Abou Ben Adhem (may his tribe increase!)
Awoke one night from a deep dream of peace,

- Abou Ben Adhem, Leigh Hunt

(i) What did Abou...

With reference to the Partition Plan, answer the following:

1. (i) Name the last Viceroy of India. (ii) State any two reasons for him to come to India.
2. Mention any three proposals under his plan.
3. State any
...

Identify the substance underlined in each of the following:

1. The electrode that increases in mass during the electro-refining of silver.
2. The acid that is a dehydrating as well as a drying agent.
3. The
...

The vein which drains the blood from the intestine to the liver.

Give the Biological / technical term.

Name the following: Soil that is rich in iron oxide.

Name the solution used to react with Bauxite as a first step in obtaining pure aluminum oxide, in the Baeyer’s process.

(i) Define resonant vibrations.

(ii) Which characteristic of sound, makes it possible to recognize a person by his voice without seeing him?