The stratosphere is said to be ideal for flying jet aircraft. This is because (a) this layer is rich in ozone which reduces fuel consumption

Monjur Alahi

The stratosphere is said to be ideal for flying jet aircraft. This is because

(a) this layer is rich in ozone which reduces fuel consumption

(b) the temperature is constant and ideal for aircraft engine efficiency

(c) this layer is out of the firing range of anti-aircraft guns

(d) of the absence of clouds and other weather phenomena


0 like 0 dislike
1 views
Share with your friends

1 Answers

Salim Ahmed Kawsar

Call

(d) of the absence of clouds and other weather phenomena

0 like 0 dislike
1 views
Talk Doctor Online in Bissoy App
In stratosphere, which of the following element acts as a catalyst in degradation of ozone a release of molecular oxygen ?

Cl (Chlorine) acts as a catalyst in degradation of ozone a release of molecular oxygen

1 Answers 1 views
In stratosphere, which of the following element acts as a catalyst in degradation of ozone a release of molecular oxygen ? 1 Answers 1 views
The jet aircrafts fly very easily and smoothly in the lower stratosphere. What could be the appropriate explanation ?

(c) Jet fly in the lower stratoshpere to avoid the turbulence. There are no clouds and the air is dry with little water vapour. These are no vertical convection in...

1 Answers 1 views
Assertion (A) : A jet aircraft moving at Mach Number equal to 1 travels faster at an altitude of 15 km

(d) Mach number, a useful quantity in aerodynamics, is the ratio of air speed to the local speed of sound. The speed of sound varies with temperature. Since temperature and...

1 Answers 2 views
With reference to 'fuel cells' in which hydrogen-rich fuel and oxygen are used to generate electricity.

(a) When pure hydrogen is used as the fuel, the only by-products generated from the fuel cell are pure water and heat. Similar to a battery, a fuel cell with...

1 Answers 1 views
Assertion(A):-Ozone is destroyed by solar radiation in upper stratosphere. Reason (R) :-Thinning of the ozone layer allows excessive UV

(d) A is not correct but R is correct.

1 Answers 1 views
The jet aircrafts fly very easily and smoothly in the lower stratosphere. What could be the appropriate explanation ? 1 Answers 1 views
The main function of ozone layer is: I. Heating the stratosphere II. Maintaining the temperature of atmosphere

(c) The main function of the ozone gas found in the ozonosphere is to absorb the ultraviolet solar radiation. Ozone absorbs the ultraviolet solar radiation and through this process, the...

1 Answers 2 views
Explain how: (i) Planning reduces overlapping and wasteful activites. (ii) Planning reduces creativity.

(i) Planning reduces overlapping and wasteful activities: Planning serves as the basis of coordinating the activities and efforts of different divisions, departments and individuals. It helps in avoiding confusion and...

1 Answers 1 views
In villages, people use wood as fuel because: (a) it is considered to be an ideal fuel.

(b) of its easy availability and low cost. 

1 Answers 1 views
X