Tiwari Academy Discussion

Meghana

Asked: November 22, 2020In: Class 8 Science

When the free ends of a tester are dipped into a solution, the magnetic needle shows deflection. Can you explain the reason?

NCERT Solutions for Class 8 Science Chapter 14 Important NCERT Questions 8th Chapter 14 Chemical Effects of Electric Current NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 2

Meghana

Asked: November 22, 2020In: Class 8 Science

Fill in the blanks: The process of depositing a layer of any desired metal on another material by means of electricity is called ____________.

NCERT Solutions for Class 8 Science Chapter 14 Important NCERT Questions 8th Chapter 14 Chemical Effects of Electric Current NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 1 Part: d

Meghana

Asked: November 22, 2020In: Class 8 Science

Fill in the blanks: If you pass current through copper sulphate solution, copper gets deposited on the plate connected to the ____________ terminal of the battery.

NCERT Solutions for Class 8 Science Chapter 14 Important NCERT Questions 8th Chapter 14 Chemical Effects of Electric Current NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 1 Part: c

Meghana

Asked: November 22, 2020In: Class 8 Science

The passage of an electric current through a solution causes ____________ effects.

NCERT Solutions for Class 8 Science Chapter 14 Important NCERT Questions 8th Chapter 14 Chemical Effects of Electric Current NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 1 Part: b

Meghana

Asked: November 22, 2020In: Class 8 Science

Fill in the blanks: Most liquids that conduct electricity are solutions of _, and __.

NCERT Solutions for Class 8 Science Chapter 14 Important NCERT Questions 8th Chapter 14 Chemical Effects of Electric Current NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 1 Part: a

Kiran Chaudhary

Asked: November 4, 2020In: Class 9

Give five examples of data that you can collect from your day-to-day life.

NCERT Solutions for Class 9 Maths Chapter 13 Important NCERT Questions Statistics NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 14.1 Page No:239 Questions No:1

Kiran Chaudhary

Asked: November 4, 2020In: Class 9

The following number of goals were scored by a team in a series of 10 matches: 2, 3, 4, 5, 0, 1, 3, 3, 4, 3 Find the mean, median and mode of these scores.

NCERT Solutions for Class 9 Maths Chapter 13 Important NCERT Questions Statistics NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 14.4 Page No:269 Questions No:1

Kiran Chaudhary

Asked: November 4, 2020In: Class 9

In a mathematics test given to 15 students, the following marks (out of 100) are recorded: 41, 39, 48, 52, 46, 62, 54, 40, 96, 52, 98, 40, 42, 52, 60 Find the mean, median and mode of this data.

NCERT Solutions for Class 9 Maths Chapter 13 Important NCERT Questions Statistics NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 14.4 Page No:269 Questions No:2

Kiran Chaudhary

Asked: November 4, 2020In: Class 9

The following observations have been arranged in ascending order. If the median of the data is 63, find the value of x. 29, 32, 48, 50, x, x + 2, 72, 78, 84, 95.

NCERT Solutions for Class 9 Maths Chapter 13 Important NCERT Questions Statistics NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 14.4 Page No:269 Questions No:3

Kiran Chaudhary

Asked: November 4, 2020In: Class 9

Find the mode of 14, 25, 14, 28, 18, 17, 18, 14, 23, 22, 14, 18.

NCERT Solutions for Class 9 Maths Chapter 14 Important NCERT Questions Statistics NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 14.4 Page No:269 Questions No:4

When the free ends of a tester are dipped into a solution, the magnetic needle shows deflection. Can you explain the reason?

Fill in the blanks: The process of depositing a layer of any desired metal on another material by means of electricity is called ____________.

Fill in the blanks: If you pass current through copper sulphate solution, copper gets deposited on the plate connected to the ____________ terminal of the battery.

The passage of an electric current through a solution causes ____________ effects.

Fill in the blanks: Most liquids that conduct electricity are solutions of _, and __.

Give five examples of data that you can collect from your day-to-day life.

The following number of goals were scored by a team in a series of 10 matches: 2, 3, 4, 5, 0, 1, 3, 3, 4, 3 Find the mean, median and mode of these scores.

In a mathematics test given to 15 students, the following marks (out of 100) are recorded: 41, 39, 48, 52, 46, 62, 54, 40, 96, 52, 98, 40, 42, 52, 60 Find the mean, median and mode of this data.

The following observations have been arranged in ascending order. If the median of the data is 63, find the value of x. 29, 32, 48, 50, x, x + 2, 72, 78, 84, 95.

Find the mode of 14, 25, 14, 28, 18, 17, 18, 14, 23, 22, 14, 18.

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