An electron of mass 9.1x10 ^-31 kg and charge 1.6x10^-19 C is ejected from Sodium. If it moves with a velocity of 3.2x10 ^4 m/sec then what will be the stopping potential? * O 2.91 m V 10.0 m V O 1.0 V O 4.0 V

Q: #3 At tive t-o a druer begins deceluating at a costant rate -10mls?, and Camegd to a halt after. afk…

A: Using 3rd kinematic equation, we know that: V^2 = U^2 + 2*a*d U = Initial speed of driver = ? V =…

Q: a football leaves the toe of a punter at an 50 degrees above the horizontal what was its maximum…

A:

Q: football kickedfrom 63 yards away from goalpost that is 10 feet above the ground. If the initial…

A: A football is projected with a velocity of 15 m/s at an angle of 45° from a height of 10 feet above…

Q: Can a goalkeeper at her/ his goal kick a soccer ball intothe opponent’s goal without the ball…

A: Given that the initial velocity of the ball is 30m/s.

Q: (c) velocity when her feet hit the water v= 6.98 m/s. It says that this isnt right .

A:

Q: A football player wishes to punt a football 65 yards and have a hang time of 5 seconds. What initial…

A:

Q: If the acceleration of an object is zero then its speed must be...zero?

A: Acceleration of an object represents the rate which velocity of the object is changing.If a body is…

Q: child kicks a ball with an inital velocity of 8.5 m/s at an angle of 35 witht the horizontal as…

A:

Q: An animal lover throws a bag of peanuts to a squirrel in a tree which is 22m away with a speed of…

A: please see the next step for solution

Q: Viy = 50 m/s Vix = 88 m/s

A: Initial horizontal velocity = 88 msInitial vertical velocity = 50 ms

Q: A ball is kicked upward at an angle of 9 degrees at 5 m/s. How far away does the ball land?

A:

Q: You are riding in an enclosed train car moving at Ifyou throw a baseball straight up, where will the…

A: A moving train

Q: a ball straight up into the air. It leaves the bat with a speed of 120 km/h. In the absence of air…

A:

Q: If granny was (still) traveling at 90 mph (40 m/s) when she launched horizontally off the ramp…

A: Given data:  Initial horizontal velocity (v0x) = 40 m/s Height (h) = 40.0 m Required: The horizontal…

Q: 3. A stationary atomic nucleus undergoes radioactive decay and a beta particle (a fast- moving…

A:

Q: The air crew of a military cargo plane needs to drop a crate of supplies on a target below.  To hit…

A: The air crew of a military should drop the crate of supplies before they are over the target.

Q: If a rocket is shot and lands 200m away. how long was it in the air and if the initial velocity was…

A: Given data The horizontal range of the rocket is given as R = 200 m. The initial velocity of the…

Q: 7. A helium baloon is hovering at rest above the ground. The balloonist then cuts a sandbag free and…

A: When the baloon is detached from the sandag , let it be at the height x m     from the ground .…

Q: Where does the number 5/18 m/s come from?

A:

Q: If distance travelled by a train is 495 km in 4 hours 30 minutes, what is its speed?

A: Given  Distance travelled by train (d) = 495 km Time taken (t) = 4 hours 30 minutes…

Scalars and Vectors

Scalars and Vectors are the classification of physical quantities that are used to denote various terms in physics.