Home/Class 11/Physics/

Question and Answer

A centigrade and a Fehrenhe it thermometer aredipped in boiling water. The water temperature islowered unit the Fahrenheit thermometer registers \(140^oF\). What is the fall in temperature as registered by the Centigrade thermometer
(A) \(30^{\circ}\)
(B) \(40^{\circ}\)
(C) \(60^{\circ}\)
(D) \(80^{\circ}\)

Answer

Answer: B
Temperature shown by Celsius scale=\(60^o C\)
\(\therefore Fall=40^o C\)
To Keep Reading This Answer, Download the App
4.6
star pngstar pngstar pngstar pngstar png
Review from Google Play
To Keep Reading This Answer, Download the App
4.6
star pngstar pngstar pngstar pngstar png
Review from Google Play
Correct29
Incorrect0
Watch More Related Solutions
Rainbow is not caused due to:
(A) Reflection of light
(B) Refraction of light
(C) Dispersion
(D) Scattering
If in a triangle, square of one side is equal to the sum of the squares of the other two sides. What is the angle opposite to the longest side?

(A) \(60 ^o\)
(B) \(30^o\)
(C) \(90^o\)
(D) \(120^o\)
Give three properties of electric charge.
When \(CO_2\) is bubbled through a solution of barium peroxide in water:
(A) carbonic acid is formed
(B) \(H_2O_2\) is formed
(C) \(H_2O\) is formed
(D) barium hydroxide is formed
The domain and range of relation \(R=\{(x,y) | x, y \in N\), \(x+2y=5\} \) is?
(A) \(\{1,3\}, \{2,1\}\)
(B) \(\{2,1\}, \{3,2\}\)
(C) \(\{1,3\}, \{1,1\}\)
(D) \(\{1,2\}, \{1,3\}\)
The rate constant value amongst the followingwhich indicates the reaction that occurs to thegreatest extent is:

(A) 10
(B) 100
(C) 0.1
(D) 1
The four quantum numbers of the valence electronof potassium are:
(A) \(4,0,1,+\frac{1}{2}\)
(B) \(4,1,0,+\frac{1}{2}\)
(C) \(4,0,0,+\frac{1}{2}\)
(D) \(4,1,1,+\frac{1}{2}\)
\(50\) ml of a certain sample of \(H_{2}O_{2}\) gives \(1200\) ml of \(O_{2}\) at STP. The volume strength of \(H_{2}O_{2}\) is:

(A) 22.4 V
(B) 20 V
(C) 24 V
(D) 11.2 V
The precipitate of \(CaF_{2}(K_{sp} =1.7\times 10^{-10})\) is obtained when equal volumes of the following are mixed
(A) \(10^{-4}M Ca^{2+}+10^{-4}M F^{-}\)
(B) \(10^{-2}M Ca^{2+}+10^{-3}M F^{-}\)
(C) Both A and B
(D) None of these
Density of heavy water is maximum at:

(A) \(3.82^{o}C\)
(B) \(101.42^{o}C\)
(C) \(11.6^{o}C\)
(D) \(4^{o}C\)

Load More