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Ten charges are placed on the circumference of a circle of radius R with constant angular separation between successive charges. Alternate charges 1, 3, 5, 7, 9 have charge (+q) each, while 2, 4, 6, 8, 10 have charge (–q) each. The potential V and the electric field E at the centre of the circle are respectively.
19
Sep
Ten charges are placed on the circumference of a circle of radius R with constant angular separation between successive charges. Alternate charges 1, 3, 5, 7, 9 have charge (+q) each, while 2, 4, 6, 8, 10 have charge (–q) each. The potential V and the electric field E at the centre of the circle [...]
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10 have charge (–q) each. The potential V and the electric field E at the centre of the circle are respectively. ,
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Ten charges are placed on the circumference of a circle of radius R with constant angular separation between successive charges. Alternate charges 1 ,
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Example 7 : Plot the points (4, 4), (1, 3), (4, 2) and (7, 3) on a graph paper and connect them with line segments. Name the shape formed by these points.
10
Aug
Example 7 : Plot the points (4, 4), (1, 3), (4, 2) and (7, 3) on a graph paper and connect them with line segments. Name the shape formed by these points. 1 2) and (7 3) on a graph paper and connect them with line segments. Name the shape formed by these points. 3% [...]
11. The sum of successive odd numbers 1, 3, 5, 7, 9, 11, 13 and 15 is
12
Jul
11. The sum of successive odd numbers 1, 3, 5, 7, 9, 11, 13 and 15 is 11 11. The sum of successive odd numbers 1 13 and 15 is 3% 5 7) 9 July 12, 2021 Category: Chapter 6 - Squares and Square Roots , Chapter 7 - Cubes and Cube Roots , Maths [...]
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NCERT Class 8
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91. Following are the number of members in 25 families of a village: 6, 8, 7, 7, 6, 5, 3, 2, 5, 6, 8, 7, 7, 4, 3, 6, 6, 6, 7, 5, 4, 3, 3, 2, 5. Prepare a frequency distribution table for the data using class intervals 0 –2, 2 –4, etc.
12
Jul
91. Following are the number of members in 25 families of a village: 6, 8, 7, 7, 6, 5, 3, 2, 5, 6, 8, 7, 7, 4, 3, 6, 6, 6, 7, 5, 4, 3, 3, 2, 5. Prepare a frequency distribution table for the data using class intervals 0 –2, 2 –4, etc. 2 [...]
56. When a dice is thrown, outcomes 1, 2, 3, 4, 5, 6 are equally __________.
12
Jul
56. When a dice is thrown, outcomes 1, 2, 3, 4, 5, 6 are equally __________. 2 3% 4 5 56. When a dice is thrown 6 are equally __________. outcomes 1 July 12, 2021 Category: Chapter 5 - Data Handling , Maths , NCERT Class 8 ,
11. Listed below are the temperature in °C for 10 days. –6, –8, 0, 3, 2, 0, 1, 5, 4, 4 What is the range of the data?
10
Jul
11. Listed below are the temperature in °C for 10 days. –6, –8, 0, 3, 2, 0, 1, 5, 4, 4 What is the range of the data? 1 11. Listed below are the temperature in °C for 10 days. –6 2 3% 4 4 What is the range of the data? 5 8 July [...]
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11. Listed below are the temperature in °C for 10 days. –6 ,
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Example 1 : The range of the data– 9, 8, 4, 3, 2, 1, 6, 4, 8, 10, 12, 15, 4, 3 is
09
Jul
Example 1 : The range of the data– 9, 8, 4, 3, 2, 1, 6, 4, 8, 10, 12, 15, 4, 3 is -12 1 10 15 2 3) is 3% 4 6 8 Example 1 : The range of the data– 9 July 9, 2021 Category: Chapter 5 - Data Handling , Maths , [...]
Consider the data : 2, 3, 9, 16, 9, 3, 9. Since 16 is the highest value in the observations, is it correct to say that it is the mode of the data? Give reason.
04
Jul
Consider the data : 2, 3, 9, 16, 9, 3, 9. Since 16 is the highest value in the observations, is it correct to say that it is the mode of the data? Give reason. 16 … 3% 9 9. Since 16 is the highest value in the observations Consider the data : 2 is [...]
The mean of the data : 2, 8, 6, 5, 4, 5, 6, 3, 6, 4, 9, 1, 5, 6, 5 is given to be 5. Based on this information, is it correct to say that the mean of the data: 10, 12, 10, 2, 18, 8, 12, 6, 12, 10, 8, 10, 12, 16, 4 is 10? Give reason.
04
Jul
The mean of the data : 2, 8, 6, 5, 4, 5, 6, 3, 6, 4, 9, 1, 5, 6, 5 is given to be 5. Based on this information, is it correct to say that the mean of the data: 10, 12, 10, 2, 18, 8, 12, 6, 12, 10, 8, 10, 12, 16, [...]
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The mean of the data : 2 ,
4. A football player scored the following number of goals in the 10 matches : 1, 3, 2, 5, 8, 6, 1, 4, 7, 9 Since the number of matches is 10 (an even number), therefore, the median Is it the correct answer and why?
03
Jul
4. A football player scored the following number of goals in the 10 matches : 1, 3, 2, 5, 8, 6, 1, 4, 7, 9 Since the number of matches is 10 (an even number), therefore, the median Is it the correct answer and why? 1 2 3% 4 4. A football player scored the [...]