Tiwari Academy Discussion

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Asked: October 20, 2020In: Class 10

The least distance of distinct vision for a young adult with normal vision is about

NCERT Solution for Class 10 Science Chapter 11 The Human Eye and the Colorful World NCERT Books for Session 2022-2023 CBSE Board and UP Board Exercises Questions Page No-198 Questions No-3

Poll

Chandan Guptas

Asked: October 20, 2020In: Class 10

The change in focal length of an eye lens is caused by the action of the

NCERT Solution for Class 10 Science Chapter 11 The Human Eye and the Colorful World NCERT Books for Session 2022-2023 CBSE Board and UP Board Exercises Questions Page No-198 Questions No-4

Poll

Dev Kumar

Asked: October 20, 2020In: Class 10

A piece of wire of resistance R is cut into five equal parts. These parts are then connected in parallel. If the equivalent resistance of this combination is R ‘, then the ratio R/R ‘ is –

NCERT Solution for Class 10 Science Chapter 12 Electricity NCERT Books for Session 2022-2023 CBSE Board and UP Board Exercises Questions Page No-221 Questions No-1

Poll

Dev Kumar

Asked: October 20, 2020In: Class 10

An electric bulb is rated 220 V and 100 W. When it is operated on 110 V, the power consumed will be –

NCERT Solution for Class 10 Science Chapter 12 Electricity NCERT Books for Session 2022-2023 CBSE Board and UP Board Exercises Questions Page No-221 Questions No-3

Poll

Dev Kumar

Asked: October 20, 2020In: Class 10

Two conducting wires of the same material and of equal lengths and equal diameters are first connected in series and then parallel in a circuit across the same potential difference. The ratio of heat produced in series and parallel combinations would be –

NCERT Solution for Class 10 Science Chapter 12 Electricity NCERT Books for Session 2022-2023 CBSE Board and UP Board Exercises Questions Page No-221 Questions No-4

Poll

Eniya kapoor

Asked: October 19, 2020In: Class 10

Which of the following pairs will give displacement reactions?

NCERT Solution for Class Tenth Science Chapter 3 Metals and Non-metals CBSE NCERT Book Session-2022-2023 Exercises Questions Page No-56 Questions No-1

Poll

Eniya kapoor

Asked: October 19, 2020In: Class 10

Which of the following methods is suitable for preventing an iron frying pan from rusting?

NCERT Solution for Class Tenth Science Chapter 3 Metals and Non-metals CBSE NCERT Book Session-2022-2023 Exercises Questions Page No-56 Questions No-2

Poll

Eniya kapoor

Asked: October 19, 2020In: Class 10

An element reacts with oxygen to give a compound with a high melting point. This compound is also soluble in water. The element is likely to be

NCERT Solution for Class Tenth Science Chapter 3 Metals and Non-metals CBSE NCERT Book Session-2022-2023 Exercises Questions Page No-56 Questions No-3

Poll

Eniya kapoor

Asked: October 19, 2020In: Class 10

Why are food cans coated with tin and not with zinc?

NCERT Solution for Class Tenth Science Chapter 3 Metals and Non-metals NCERT Book Session-2022-2023 Exercises Questions Page No-56 Questions No-4

Poll

Eniya kapoor

Asked: October 19, 2020In: Class 10

Give reasons

NCERT Solution for Class Tenth Science Chapter 3 Metals and Non-metals CBSE NCERT Book Session-2022-2023 Exercises Questions Page No-21 Questions No- 12

The least distance of distinct vision for a young adult with normal vision is about

The change in focal length of an eye lens is caused by the action of the

A piece of wire of resistance R is cut into five equal parts. These parts are then connected in parallel. If the equivalent resistance of this combination is R ‘, then the ratio R/R ‘ is –

An electric bulb is rated 220 V and 100 W. When it is operated on 110 V, the power consumed will be –

Two conducting wires of the same material and of equal lengths and equal diameters are first connected in series and then parallel in a circuit across the same potential difference. The ratio of heat produced in series and parallel combinations would be –

Which of the following pairs will give displacement reactions?

Which of the following methods is suitable for preventing an iron frying pan from rusting?

An element reacts with oxygen to give a compound with a high melting point. This compound is also soluble in water. The element is likely to be

Why are food cans coated with tin and not with zinc?

Give reasons

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