Mica and Limestone

Q.

Why are copper and aluminum wires commonly used for power transmission?

Q. Which of the following is one of the deepest gold mines in the world?

1. Hutti
2. Ramgiri
3. Panchpatmali
4. Kolar

Q.

What are veins and lodes?

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

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. Which among the following is an abiotic resource?

1. Gold
2. Leather
3. Vegetables
4. Fruits

Q.

Which material is used for meter bridge wire and why?

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. Limestone is used in which of the following?

1. It is used in cement industry.
2. It is used in smelting iron ores in blast furnaces.
3. It is used in making electrical wires.
4. It is used in making water pipes.

Q. Which of the following is an essential raw material in the cement industry?

1. Mica
2. Limestone
3. Aluminium
4. Coal

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

1. metamorphic
2. igneous
3. sedimentary

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. Name the famous Gold mines in India.

Q. Choose for which of the following the mineral limestone can be used?

1. It is used in cement industry.
2. It is used in smelting iron ores in blast furnaces.
3. It is used in making electrical wires.
4. It is used in making water pipes.

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

Q. Which state is not the producer of mica?

1. Rajasthan
2. Bihar
3. Jharkhand
4. Uttar Pradesh

Q. Which of the following does not have Mica?

1. Foundation
2. Toothpaste
3. Computer chips
4. Capacitors

Q. Why is mica one of the most indispensable minerals used in electric and electronic industries?

Q. S1: Mica is a metallic mineral, S2: Mica is a mineral made up of a series of plates or leaves, S3: Mica can be of transparent, black, green, red yellow or brown colours.

1. S1: True, S2: True, S3: True
2. S1: False, S2: True, S3: True
3. S1: False, S2: False, S3: False
4. S1: True, S2: False, S3: False

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

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

Q. From which of the following rocks can limestone be mined?

1. Sedimentary rocks
2. Rocks containing calcium carbonate
3. Rocks containing calcium
4. Rocks containing aluminium

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

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

Q.

define limestone

Q.

Why do we use a number of thin insulated wires in place of single thick wires in cars and house wiring?

Q. Which one of the following is rich in mica deposits?

1. Andhra Pradesh
2. Jharkhand
3. Maharashtra
4. Tamil Nadu

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

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

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

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

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