Sin Theta 1 Cot Theta Plus Cos Theta 1 Tan Theta Is
[sin θ/(1 – cot θ)] + [cos θ/(1 – tan θ)] = 1) 0 2) 1 3) cos θ –... View Article
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If Theta Lies In The Second Quadrant Then The Value Of Roor 1 Sin Theta 1 Sin Theta
If θ lies in the second quadrant, then the value of √[(1 – sin θ)/(1 + sin θ)] + √[(1... View Article
If Sin A Cos A And Tan A Are In Gp Then Cos 3 A Cos 2 A Is
1) 1 2) 2 3) 4 4) None of these Answer: (1) 1 Solution: Given, sin A, cos A and... View Article
If Sin X Plus Sin Y Is 3 Cos Y Cos X Then
1) 1 2) -1 3) 0 4) None of these Answer: (2) -1 Solution: Given, sin x + sin y... View Article
If A Lies In The Second Quadrant And 3 Tan A 4 0 Then
1) -53/10 2) -7/10 3) 7/10 4) 23/10 Answer: (4) 23/10 Solution: Given, A lies in the second quadrant. 3... View Article
If Sin Alpha Beta 1 2 And Cos Alpha Beta 1 2 Where Alpha Beta Are Acute
If sin(α – β) = 1/2 and cos(α + β) = 1/2, where α and β are positive acute angles,... View Article
If Sin Theta 2t 1 T 2 And Theta Lies In The Second Quadrant Then Cos Theta Is
1) (1 – t2)/(1 + t2) 2) (t2 – 1)/(1 + t2) 3) -|1 – t2|/(1 + t2) 4) (1... View Article
If Sin Theta 1 Root2 And Tan Theta 1 Then Theta Lies In
If sin θ = -1/√2 and tan θ = 1, then θ lies in which quadrant? 1) First 2) Second... View Article
If Sin X Equal To 24 25 Then The Value Of Tan X Is
1) 24/25 2) -24/7 3) 25/24 4) None of these Answer: (2) – 24/7 Solution: Given, sin x = -24/25... View Article
If 5 Tan Theta Is 4 Then 5 Sin Theta 3 Cos Theta
1) 0 2) 1 3) 1/6 4) 6 Answer: (3) 1/6 Solution: Given, 5 tan θ = 4 tan θ... View Article
If Cosec A Plus Cot A Is 11 2 Then Tan A
1) 21/22 2) 15/16 3) 44/117 4) 117/43 Answer: (3) 44/117 Solution: Given, cosec A + cot A = 11/2….(i)... View Article
How Do You Convert Phenol To Anisole
The conversion of phenol to anisole is carried in the presence of a cold water bath. Below are the steps... View Article
What Is The Difference Between A Law And A Theory
The following is the table explaining the difference between a law and a theory: Theory Law The theory is used... View Article
What Is The Role Of Indicator In Titration
The role of indicator in titration is to detect the endpoint of the titration. When the colour of the solution... View Article
What Are The Harmful Effects Of Corrosion
The following are the harmful effects of corrosion: The contamination of the product. Corrosion leads to the release of harmful... View Article
Why Buffer Solution Is Used In Edta Titration
A buffer solution is used in EDTA titration because it resists the change in pH. This is because all the... View Article
What Is The Difference Between A Formula And A Function
The difference between a formula and function is that a formula is defined as the statement used for the calculation.... View Article
What Is The Purpose Of Titration
The purpose of titration is to detect the equivalence point which is defined as the point at which the chemically... View Article
Why Mno2 Is Used In Dry Cell
MnO2 is used in the dry cell because it acts as a depolariser. It is also used because it produces... View Article
What Is The Difference Between Electrolytic Reduction And Electrolytic Refining
The following is the difference between electrolytic reduction and electrolytic refining: Electrolytic reduction Electrolytic refining In this process, the metals... View Article
