Answer:
Yes you can. The charging current will be the lowest of the two current ratings of device and charger. The charger and the phone have complex internal circuitry that enable this behaviour.
But using a weaker charger for your phone will only lengthen charging time. And using a stronger charger than that the phone will accept doesn't affect charging at all and only wastes money.
Answer:
B) Depends on launch speed.
Explanation:
This is true when considering the basketball player in a given basketball game. The speed at which the player jumps up is a strong factor which determines the acceleration of his acceleration. The direct co-relation show that, speed and acceleration of the basketball player are interrelated.
Answer:
Part a)
F = 0.735 N
Part b)

Explanation:
As we know that mass of the cube is given as




Now we know that cube is floating in the water
So net force due to weight of the cube must be counter balanced by buoyancy force on the liquid
so we have



Part b)
Percentage of volume submerged into the liquid is given as



now percentage of submerged liquid is given as


Sorry this is late...
The lowest point of a transverse wave is called the trough, while the highest is called the crest.