Tiwari Academy Discussion

Gargi

Asked: November 24, 2020In: Class 7 Science

What is a virtual image? Give one situation where a virtual image is formed.

NCERT Solutions for Class 7 Science Chapter 15 Important NCERT Questions 7th Chapter 15 Light NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 6

Gargi

Asked: November 24, 2020In: Class 7 Science

Find out the letters of English alphabet or any other language known to you in which the image formed in a plane mirror appears exactly like the letter itself. Discuss your findings.

NCERT Solutions for Class 7 Science Chapter 15 Important NCERT Questions 7th Chapter 15 Light NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 5

Gargi

Asked: November 24, 2020In: Class 7 Science

State the characteristics of the image formed by a plane mirror.

NCERT Solutions for Class 7 Science Chapter 15 Important NCERT Questions 7th Chapter 15 Light NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 4

Gargi

Asked: November 24, 2020In: Class 7 Science

An image formed by a concave ___________ cannot be obtained on a screen.

NCERT Solutions for Class 7 Science Chapter 15 Important NCERT Questions 7th Chapter 15 Light NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 1 Part: e

Gargi

Asked: November 24, 2020In: Class 7 Science

An image which can be obtained on a screen is called a _________ image.

NCERT Solutions for Class 7 Science Chapter 15 Important NCERT Questions 7th Chapter 15 Light NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 1 Part: d

Gargi

Asked: November 24, 2020In: Class 7 Science

Fill in the blanks: An image formed by a __________ mirror is always of the same size as that of the object.

NCERT Solutions for Class 7 Science Chapter 15 Important NCERT Questions 7th Chapter 15 Light NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 1 Part: c

Gargi

Asked: November 24, 2020In: Class 7 Science

Fill in the blanks: Image formed by a convex __________ is always virtual and smaller in size.

NCERT Solutions for Class 7 Science Chapter 15 Important NCERT Questions 7th Chapter 15 Light NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 1 Part: b

Gargi

Asked: November 24, 2020In: Class 7 Science

Fill in the blanks: An image that cannot be obtained on a screen is called ____________.

NCERT Solutions for Class 7 Science Chapter 15 Important NCERT Questions 7th Chapter 15 Light NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 1 Part: a

Eakshaa

Asked: November 24, 2020In: Class 7 Science

Zubeda made an electric circuit using a cell holder, a switch and a bulb. When she put the switch in the ‘ON’ position, the bulb did not glow. Help Zubeda in identifying the possible defects in the circuit.

NCERT Solutions for Class 7 Science Chapter 14 Important NCERT Questions 7th Chapter 14 Electric Current and its Effects NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 12

Eakshaa

Asked: November 24, 2020In: Class 7 Science

An electrician is carrying out some repairs in your house. He wants to replace a fuse by a piece of wire. Would you agree? Give reasons for your response.

NCERT Solutions for Class 7 Science Chapter 14 Important NCERT Questions 7th Chapter 14 Electric Current and its Effects NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 11

What is a virtual image? Give one situation where a virtual image is formed.

Find out the letters of English alphabet or any other language known to you in which the image formed in a plane mirror appears exactly like the letter itself. Discuss your findings.

State the characteristics of the image formed by a plane mirror.

An image formed by a concave ___________ cannot be obtained on a screen.

An image which can be obtained on a screen is called a _________ image.

Fill in the blanks: An image formed by a __________ mirror is always of the same size as that of the object.

Fill in the blanks: Image formed by a convex __________ is always virtual and smaller in size.

Fill in the blanks: An image that cannot be obtained on a screen is called ____________.

Zubeda made an electric circuit using a cell holder, a switch and a bulb. When she put the switch in the ‘ON’ position, the bulb did not glow. Help Zubeda in identifying the possible defects in the circuit.

An electrician is carrying out some repairs in your house. He wants to replace a fuse by a piece of wire. Would you agree? Give reasons for your response.

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