Answer:
it is D
Explanation:
bc it has an chorloplast and the musle slowly moves so its looks as its not
An apple falling to the ground is not an example of centripetal acceleration.
Answer:
Explanation:
Since, Alex is at rest. Therefore, the speed measured by him will be the absolute speed of car P. Therefore, taking easterly direction as positive:
And the absolute velocity of Barbara's Car is given as:
Now, for the velocity of Car p with respect to the velocity of Barbara's Car can be given s follows:
Answer:
Explanation:
= Distance of Andromeda Galaxy from Earth =
= Time taken =
= Speed of light =
We have the relation
The required answer is .