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Among the halogens, the one which is oxidized by nitric acid is (a) Fluorine (b) Iodine (c) Chlorine (d) Bromine
25
Nov
Among the halogens, the one which is oxidized by nitric acid is (a) Fluorine (b) Iodine (c) Chlorine (d) Bromine Among the halogens the one which is oxidized by nitric acid is (a) Fluorine (b) Iodine (c) Chlorine (d) Bromine November 25, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Simplify (1 + tan^2θ) (1 – sinθ) (1 + sinθ)
25
Nov
Simplify (1 + tan^2θ) (1 – sinθ) (1 + sinθ) Simplify (1 + tan^2θ) (1 – sinθ) (1 + sinθ) November 25, 2020 Category: Chapter 8 - Introduction to Trigonometry , Maths , NCERT Class 10 ,
A ladder 15 metres long just reaches the top of a vertical wall. If the ladder makes an angle of 60° with the wall, find the height of the wall.
25
Nov
A ladder 15 metres long just reaches the top of a vertical wall. If the ladder makes an angle of 60° with the wall, find the height of the wall. A ladder 15 metres long just reaches the top of a vertical wall. If the ladder makes an angle of 60° with the wall find [...]
Which of the following element is extracted commercially by the electrolysis of an aqueous solution of its compound (a) Chlorine (b) Bromine
25
Nov
Which of the following element is extracted commercially by the electrolysis of an aqueous solution of its compound (a) Chlorine (b) Bromine Which of the following element is extracted commercially by the electrolysis of an aqueous solution of its compound (a) Chlorine (b) Bromine November 25, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]
If √3 tan θ = 1, then find the value of sin^2θ – cos^2 θ.
25
Nov
If √3 tan θ = 1, then find the value of sin^2θ – cos^2 θ. If √3 tan θ = 1 then find the value of sin^2θ – cos^2 θ. November 25, 2020 Category: Chapter 8 - Introduction to Trigonometry , Maths , NCERT Class 10 ,
Find the angle of elevation of the sun when the shadow of a pole h metres high is √3 h metres long.
25
Nov
Find the angle of elevation of the sun when the shadow of a pole h metres high is √3 h metres long. Find the angle of elevation of the sun when the shadow of a pole h metres high is √3 h metres long. November 25, 2020 Category: Chapter 8 - Introduction to Trigonometry , [...]
Prove the following tan θ + tan (90° – θ) = sec θ sec (90° – θ)
25
Nov
Prove the following tan θ + tan (90° – θ) = sec θ sec (90° – θ) Prove the following tan θ + tan (90° – θ) = sec θ sec (90° – θ) November 25, 2020 Category: Chapter 8 - Introduction to Trigonometry , Maths , NCERT Class 10 ,
Prove the following 1 + cot^2 a/ 1 + cosec a = cosec a
25
Nov
Prove the following 1 + cot^2 a/ 1 + cosec a = cosec a Prove the following 1 + cot^2 a/ 1 + cosec a = cosec a November 25, 2020 Category: Chapter 8 - Introduction to Trigonometry , Maths , NCERT Class 10 ,
The stability of interhalogen compounds follows the order (a) IF3 > BrF3 > ClF3 (b) BrF3 > IF3 > ClF3
25
Nov
The stability of interhalogen compounds follows the order (a) IF3 > BrF3 > ClF3 (b) BrF3 > IF3 > ClF3 The stability of interhalogen compounds follows the order (a) IF3 > BrF3 > ClF3 (b) BrF3 > IF3 > ClF3 November 25, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Prove the following (√3 +1)(3 – cot 30°) = tan^3 60° – 2 sin 60°
25
Nov
Prove the following (√3 +1)(3 – cot 30°) = tan^3 60° – 2 sin 60° Prove the following (√3 +1)(3 – cot 30°) = tan^3 60° – 2 sin 60° November 25, 2020 Category: Chapter 8 - Introduction to Trigonometry , Maths , NCERT Class 10 ,