Mica and Limestone

Q. Mica is found indistrict of Rajasthan and indistrict of Andhra Pradesh.

1. Koderma
2. Nellore
3. Ajmer
4. Hazaribagh

Q. Which of the following is not a place where Mica is found in abundance?

1. Ajmer
2. Koderma
3. Gokarna
4. Nellore

Q. Sinuk is a village with most of its inhabitants involved in mining activities. Lazli is a village with most of its inhabitants involved in agriculture. Which of the two villages would be more susceptible to an earthquake?

1. Sinuk
2. Lazli
3. Sinuk and Lazli both
4. Neither of them

Q. In which of the following rock types is limestone found?

1. Igneous
2. Sedimentary
3. Volcanic
4. Metamorphic

Q. Which of the following properties are the reason for using mica in electric and electronic industries?

1. Low power loss factor
2. Insulation
3. Resistance to high voltage
4. High power loss factor

Q. Which of the following is a place where mica is not known to be found in India?

1. Ajmer
2. Nellore
3. Tarapur
4. Koderma Gaya

Q. Statement 1: Mica is an indispensable resource in the electronics and electrical industry.

Statement 2: Mica has properties like low power loss factor, insulation and resistance to high voltage.

1. Both statements are correct and statement 1 is the correct justification of statement 2.
2. Both statements are correct and statement 2 is the correct justification of statement 1.
3. Statement 1 is incorrect but statement 2 is correct.
4. Statement 1 is correct but statement 2 is incorrect.

Q. X is a rock mineral that is mined from sedimentary rocks. A form of X is also used to make chalk. From the following statements, select all that are true about X.

1. India is the largest producer and exporter of X.
2. X is found with rocks having calcium carbonates or calcium and magnesium chlorides.
3. X is used in smelting iron ores in blast furnaces.
4. Cement industires heavily rely on X as a raw material.

Q. Limestone is a rock mineral that can be mined from rocks.

1. metamorphic
2. igneous
3. sedimentary

Q. Why is Mica used heavily in electronic industry?

1. Low power loss factor
2. Resistance to high voltage
3. Non resistant to high voltage
4. Insulation