Question Answers

In Fig. 6.56, PS is the bisector of ∠ QPR of Δ PQR. Prove that ��/�� = ��/�� In Fig. 6.56 PS is the bisector of ∠ QPR of Δ PQR. Prove that ��/�� = ��/�� October 5, 2020 Category: Chapter 6 - Triangles , Maths , NCERT Class 10 ,

Tick the correct answer and justify: In ΔABC, AB = 6 root3^cm, AC = 12 cm and BC = 6 cm. The angle B is: AB = 6 root3^cm AC = 12 cm and BC = 6 cm. The angle B is: Tick the correct answer and justify: In ΔABC October 5, 2020 Category: Chapter [...]

In an equilateral triangle , prove that three times the square of one side is equal to four time the square of one of its altitudes. In an equilateral triangle prove that three times the square of one side is equal to four time the square of one of its altitudes. October 5, 2020 Category: [...]

If two satellites of different masses are revolving in the same orbit, they have the same If two satellites of different masses are revolving in the same orbit they have the same October 5, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

In an equilateral triangle ABC,D is a point on side BC such that BD = 3/1 BC. Prove that 9 AD^2 = 7AB^2. D is a point on side BC such that BD = 3/1 BC. Prove that 9 AD^2 = 7AB^2. In an equilateral triangle ABC October 5, 2020 Category: Chapter 6 - Triangles [...]

In case of an orbiting satellite, if the radius of orbit is decreased if the radius of orbit is decreased In case of an orbiting satellite October 5, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

The perpendicular from A on side BC of a ΔABC intersect BC at D such that DB = 3CD. Prove that 2AB^2 = 2AC^2 + BC^2. The perpendicular from A on side BC of a ΔABC intersect BC at D such that DB = 3CD. Prove that 2AB^2 = 2AC^2 + BC^2. October 5, 2020 [...]

An orbiting satellite will escape if (1) its speed in increased by 41% An orbiting satellite will escape if (1) its speed in increased by 41% October 5, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

D and E are points on the sides CA and CB respectively of a triangle ABC right angled at C. Prove that : AE^2 + BD^2 = AB^2 + DE^2 D and E are points on the sides CA and CB respectively of a triangle ABC right angled at C. Prove that : AE^2 + [...]

Which of the following are not correct? (1) The escape velocity for the moon is 6 km/s. Which of the following are not correct? (1) The escape velocity for the moon is 6 km/s. October 5, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,