Does a fly move on a bus?
Does a fly move on a bus? As the bus starts its motion forward, only the bus moves and not the fly. So now the velocity of bus be v and fly be 0. The fly will relatively be pushed back,...
Month: December 2023
How do you calculate fluid movement?
How do you calculate fluid movement? 14.5 Fluid Dynamics Flow rate and velocity are related by Q = Av where A is the cross-sectional area of the flow and v is its average velocity. The equation of continuity states that for...
What is a movement of water in a particular direction?
What is a movement of water in a particular direction? Ocean currents are the continuous flow of huge amount of water in a definite direction while the waves are the horizontal motion of water. Water moves ahead from one place to...
What is an example of a movable pulley Class 5?
What is an example of a movable pulley Class 5? Some single movable pulley examples include: construction cranes, modern elevators, some weight lifting machines in the gym, the sails on the sailboats, and so on. What are the 3 types of...
In what direction is the friction force exerted by the bed of the truck on the crate?
In what direction is the friction force exerted by the bed of the truck on the crate? However, friction between the crate and the bed of the truck acts in such a manner as to oppose this relative motion between truck...
Can someone be as fast as flash?
Can someone be as fast as flash? But running as fast as the Flash is impossible. Since the Flash is a fictional character, just like Hulk, Iron Man, to name a few, the creators of the character are not exactly physicists...
Why do I see a random flash of light?
Why do I see a random flash of light? They are not caused by lights or anything else outside of your body. Most flashes happen when the vitreous gel inside the eye shrinks or changes, pulling on the retina (the light...
Why do boats move up and down?
Why do boats move up and down? This motion is generated directly either by the water and wind motion, particularly lateral wave motion, exerting forces against the hull or by the ship’s own propulsion; or indirectly by the inertia of the...
Which of the following terms best describes the idea that it is important to meet present needs without?
Which of the following terms best describes the idea that it is important to meet present needs without? Sustainable development is development that meets the needs of the present without compromising the ability of future generations to meet their own needs....
How fast is a firework rocket?
How fast is a firework rocket? Ten inch shells can travel at up to 180mph. This is quicker than the highest wind speed ever recorded in the United Kingdom (173mph) and higher than the highest forecast winds on the slopes of...