Sunday , May 19 2019
Home / Tag Archives: CBSE Class 10 NCERT Solutions

Tag Archives: CBSE Class 10 NCERT Solutions

Minerals and Energy Resources: 10 SST

Rocks and Minerals

Question: Give three examples of metallic and three examples of non-metallic minerals. Answer: Metallic Minerals are – Iron-ore, Copper, Manganese, Nickel. Non-Metallic Minerals – Limestone, Dolomite, Mica. Question: Name four important iron ore-producing states of India. Answer: The four iron-ore producing states are: Chhattisgarh Jharkhand Odisha Karnataka Question: Name four …

Read More »

Manufacturing Industries: 10th Social Science

Industry

Question: Name two most important sugar producing states of India. Answer: Uttar Pradesh and Maharashtra Question: Name three major air pollutants. Answer: Air borne dust, smoke and undesirable gases are three major air pollutants. Question: List four Agro based industries. Answer: Sugar, edible oil, cotton and silk are Agro based …

Read More »

Nationalist Movement in Indo-China: 10 SST

भारत-चीन सम्बन्ध

Question: When was French Indo-China established? Answer: 1887 Question: When did Vietnam get its Freedom? Answer: 1945 Question: Mention any two steps which were taken by the French government to improve transportation in Vietnam. Answer: Trans Indo-China rail network was started linking northern and southern parts of Vietnam. A railway …

Read More »

Magnetic Effects of Electric Current: 10 Science

Magnetic Effects

Question: State the observation made by Oersted on the basis of his experiment with current carrying conductors. Answer: Every current carrying conductor has a magnetic field around it. Question: State the direction of the magnetic field inside the bar magnet. Answer: From south to north pole. Question: Mention the special feature …

Read More »

Electricity: 10th CBSE Science Physics

Electricity

Question: Mention one reason why tungsten is used for making filament of electric lamp. Answer: It has low resistivity and high melting point. Question: Calculate the number of electrons constituting one coulomb of change. (Charge one electron = 1.6 × 10-19C) Answer: Number of electron = 1C/1.6 × 10-19C = 0.625 × 1019 = 6.25 × 10-18 …

Read More »