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Express each number as a product of its prime factors: 3825 Express each number as a product of its prime factors: 3825 October 3, 2020 Category: Chapter 1 - Real Numbers , Exercise 1.1 , Maths , NCERT Class 10 ,

A small block of mass 20 kg rests on a bigger block of mass 30 kg, which lies on a smooth horizontal plane. Initially the whole system is at rest. The coefficient of friction between the blocks is 0.5. A small block of mass 20 kg rests on a bigger block of mass 30 kg [...]

Express each number as a product of its prime factors: 156 Express each number as a product of its prime factors: 156 October 3, 2020 Category: Chapter 1 - Real Numbers , Exercise 1.1 , Maths , NCERT Class 10 ,

Express each number as a product of its prime factors: 140 Express each number as a product of its prime factors: 140 October 3, 2020 Category: Chapter 1 - Real Numbers , Exercise 1.1 , Maths , NCERT Class 10 ,

Use Euclid’s division lemma to show that the cube of any positive integer is of the form 9m, 9m + 1 or 9m + 8. 9m + 1 or 9m + 8. Use Euclid's division lemma to show that the cube of any positive integer is of the form 9m October 3, 2020 Category: Chapter [...]

Use Euclid’s division lemma to show that the square of any positive integer is either of the form 3m or 3m+1 for some integer m. Use Euclid's division lemma to show that the square of any positive integer is either of the form 3m or 3m+1 for some integer m. October 3, 2020 Category: Chapter [...]

An army contingent of 616 members is to march behind an army band of 32 members in a parade. The two groups are to march in the same number of columns. What is the maximum number of columns in which they can march? 135 Use Euclid's division algorithm to find the HCF of: 225 October [...]

Show that any positive odd integer is of the form 6q+1, or 6q+3, or 6q+5, where q is some integer or 6q+3 or 6q+5 Show that any positive odd integer is of the form 6q+1 where q is some integer October 3, 2020 Category: Chapter 1 - Real Numbers , Exercise 1.1 , Maths , [...]

The potential energy ( in SI units ) of a particle of mass 2 kg in a conservative field is U = 6x – 8y. If the initial velocity of the particle is u = -1.5i + 2j, then find the total distance travelled The potential energy ( in SI units ) of a particle [...]

Use Euclid’s division algorithm to find the HCF of : 867, 255 255 Use Euclid's division algorithm to find the HCF of : 867 October 3, 2020 Category: Chapter 1 - Real Numbers , Exercise 1.1 , Maths , NCERT Class 10 ,