Download App

Motion of System of Particles and Rigid Bodies — Physics STD 11 — Question

Tamilnadu BoardEnglish MediumSTD 11PhysicsMotion of System of Particles and Rigid Bodies2 Marks
Question
Why there are two propellers in a helicopter ?
✓

Answer

Due to conservation of angular momentum.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "[ 2 Marks Questions ]" from Motion of System of Particles and Rigid Bodies→Motion of System of Particles and Rigid Bodies — all question types→Physics STD 11 question papers→Tamilnadu Board STD 11 question papers→Tamilnadu Board question paper generator→

Similar questions

Find the value of $A$ so that the vector $\overrightarrow{ A }=2 \hat{i}+\hat{j}+\hat{k}$ and $\overrightarrow{ B }=4 \hat{i}-2 \hat{j}+2 \hat{k}$ are perpendicular to each other.
→
Give any three example for vector product of two vectors.
→
If the mass of Earth is 80 times of that of a planet and diameter is double that of planet and ‘g’ on the Earth is 9.8 ms-2. Calculate the value of ‘g’ on that planet?
→
Define acceleration in SHM.
→
An infinite number of bodies, each of mass 2 kg, are situated on x-axis at distances lm, 2m, 4m, 8m from the origin. What will be the resultant gravitational potential due to this system at the origin.
→
About which axis a uniform cube will have minimum moment of inertia ?
→
State the factors on which the moment of inertia of a body depends.
→
Two springs A and B are identical except that A is harder than B (KA > KB) if these are stretched by the equal force. In which spring will more work be done?
→
When is the magnitude of $(\overline{ A }+\overline{ B })$ equal to the magnitude of $(\overline{ A }-\overline{ B })$ ?
→
Define heat capacity (or) thermal capacity?
→