an optician uses a plane mirror to help him. suppse a patient sits in a chair 2.5m away from him. He views the image of a chart
1 answer:
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Answer:
Explanation:
When the car is under an accelerating force and hits a tree, the instant force received by the tree is the same force that is accelerating the car.
The accelerating force can be calculated using Newton's second law:
Where m is the mass of the car and a is the acceleration.
Answer:
Explanation:
V=IR
R=V/I
R=9/0.0175