Question Answers

The mean of following distribution is 18 .The frequency f in the class interval 19 and 21 is missing. Determine f. The mean of following distribution is 18 .The frequency f in the class interval 19 and 21 is missing. Determine f. November 26, 2020 Category: Chapter 14 - Statistics , Chapter 15 - Probability [...]

The Following is the Cumulative Frequency Distribution ( of Less than Type ) of 1000 Persons Each of Age 20 Years and Above . Determine the Mean Age . The Following is the Cumulative Frequency Distribution ( of Less than Type ) of 1000 Persons Each of Age 20 Years and Above . Determine the [...]

The nitrade ion in lithium nitride is composed of (a) 7 protons + 10 electrons (b) 10 protons + 10 electrons (c0 7 protons + 7 protons (d) 10 protons + 7 electrons The nitrade ion in lithium nitride is composed of (a) 7 protons + 10 electrons (b) 10 protons + 10 electrons (c0 [...]

The frequency distribution table of agricultural holding in a village is given below : Find the model agriculture holdings of the village​ The frequency distribution table of agricultural holding in a village is given below : Find the model agriculture holdings of the village​ November 26, 2020 Category: Chapter 14 - Statistics , Chapter 15 [...]

A ball is projected from ground with a velocity V at an angle θ to the vertical. On its path it makes an elastic collision with a vertical wall and returns to ground.The total time of flight of the ball is A force exerts an impulse I on a particle changing its speed from u [...]

The percentage marks obtained by 100 students in an examination are given below: Determine the median percentage of marks.​ The percentage marks obtained by 100 students in an examination are given below: Determine the median percentage of marks.​ November 26, 2020 Category: Chapter 14 - Statistics , Chapter 15 - Probability , Maths , NCERT [...]

An isotone of 76 32 Ge is (a) 77 32 Ge (b) 77 33 As (c) 77 34 Se (d) 78 36 Sc An isotone of 76 32 Ge is (a) 77 32 Ge (b) 77 33 As (c) 77 34 Se (d) 78 36 Sc November 26, 2020 Category: Uncategorised (JEE Advanced Physics by [...]

Which among the following species have the same number of electrons in its outermost as well as penultimate shell Which among the following species have the same number of electrons in its outermost as well as penultimate shell November 26, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Daily wages of 110 workers, obtained in a survey, are tabulated below: Compute the mean daily wages of these workers. are tabulated below: Compute the mean daily wages of these workers. Daily wages of 110 workers obtained in a survey November 26, 2020 Category: Chapter 14 - Statistics , Chapter 15 - Probability , Maths [...]

Nitrogen atom has atomic has an atomic number of 7 oxygen has an atomic number 8. The total number of electrons in a nitrate ion will be Nitrogen atom has atomic has an atomic number of 7 oxygen has an atomic number 8. The total number of electrons in a nitrate ion will be November [...]