When we inflate the balloons with air, we find that it's size increases. The large number of gas molecule collides with each other and creates largy_____.
Anjali Asked in Physics Sep 1, 2021
(a.) Force
(b.) Pressure
(c.) Increase in size
(d.) Increase in mass
The correct option of this question is (B) Pressure.
Anjali Answered Sep 1, 2021
Anjali Asked in Physics Aug 30, 2021
A convex lens of focal length 40 cm and a concave lens of focal length 200 cm are placed in contact with each other. Find the power of the combined lens.
convex-lens
Anubhav Agarwal Asked in Physics Jun 18, 2022
A particle is moving with constant speed in a circular path. Find the ratio of average velocity to its instantaneous velocity when the particle describes an angle $\theta=\frac{\pi}{2}$
by Anubhav Agarwal
Bittu Asked in Chemistry Dec 15, 2022
Hydrogen combines with chlorine to form HCl. It also combines with sodium to form NaH. If sodium and chlorine also combine with each other, they will do so in the ratio of their masses as —
by Bittu
The vapor pressures of benzene, toluene and a xylene are 75 Torr, 22 Torr and 10 Torr at 20°C. Which of the following is not a possible value of the vapor pressure of an equimolar binary/ternary solution of these at 20°C? Assume all form ideal solution with each other.
vapour-pressure
Gitesh kumar Garg Asked in Mathematics Feb 14, 2022
The L.C.M. of two numbers is 144 and their H.C.F. is 8 . If lst number is 16 , then find the other number.
AlokKumar Asked in Chemistry May 27, 2022
What is Molecule?
Gitesh kumar Garg Asked in Physics Feb 7, 2022
In order that the force of gravitation between two bodies may become noticeable and cause motion, one of the bodies must have an extremely large ______.
AlokKumar Asked in Physics Feb 4, 2022
The position vector of a particle is given as $\vec{r}=\left(t^{2}-4 t+6\right) \hat{i}+\left(t^{2}\right) \hat{j}$. The time after which the velocity vector and acceleration vector becomes perpendicular to each other is equal to
1 Answer 7 Views
Lithium only forms monoxide when heated in oxygen. Sodium forms monoxide and peroxide in excess of oxygen. Other alkali metals form superoxide with oxygen i.e. MO₂.
There are different types of sound, some are pleasing and some are irritating. The different sounds are given different names. What do we call a sound that is pleasing to us?