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Can you add speed with velocity?
If there is an increase in speed, or change in direction, or both, then the object has a changing velocity and is said to be accelerating. Therefore, simply “50 KM/ph” is a scalar, and “50 KM/ph North” is a vector. Therefore there is no question of “adding speed with velocity”.
Can we add speeds?
why we cannot add or subtract “speed” / directly in any given distance , speed , time questions? ONLY LIKE QUANTITIES MAY BE ADDED TOGETHER. This rule is often stated negatively as, “you can’t add apples and oranges.” (total distance)/(total time elapsed) = 2/(1/6) = 12 miles per hour.
Is velocity always equal to speed?
Instantaneous speed always equals the magnitude of instantaneous velocity (because the instantaneous displacement is small enough to be regarded as straight-line).
What is the difference between speed and velocity?
Speed: Speed is a scalar quantity which means it has no direction. It denotes how fast an object is moving. If the speed of the particle is high it means the particle is moving fast and if it is low, it means the particle is moving slow. Velocity: Velocity is a vector quantity which means it has both magnitude and direction.
Does it matter if the object is speeding up or slowing down?
It would not matter whether the object is speeding up or slowing down. If an object is moving rightwards, then its velocity is described as being rightwards. If an object is moving downwards, then its velocity is described as being downwards. So an airplane moving towards the west with a speed of 300 mi/hr has a velocity of 300 mi/hr, west.
Why is velocity a scalar and not a vector?
If there is an increase in speed, or change in direction, or both, then the object has a changing velocity and is said to be accelerating. Therefore, simply “50 KM/ph” is a scalar, and “50 KM/ph North” is a vector. Velocity is nothing but speed with direction. Therefore there is no question of “adding speed with velocity”.
What is an example of speed in physics?
Imagine something moving back and forth very fast: it has a high speed, but a low (or zero) velocity. Speed is measured as distance moved over time. Example: A car travels 50 km in one hour. We can also use these symbols: Example: You run 360 m in 60 seconds.