Question

In the Singapore Fi right race, drivers had to approach a bend carefully. The common way to do this is as follows.
(1) Approach the bend as 100 kmh-1
(2) Slow down to 20 kmh-1 at the turn.
(3) Speed up to 60 kmh-1.
(4) Continue at 60 kmh-1.
Draw a speed-time graph.​

Answer 1

Answer:

2x=20y(−30)

Step 1: Divide both sides by 2.

2x/2=−600y/2

x=−300y

Answer:

x=−300y

Answer 2

Answer:

The magnetic effect of electric current is known as electromagnetic effect. It is observed that when a compass is brought near a current carrying conductor the needle of compass gets deflected because of flow of electricity. This shows that electric current produces a magnetic effect.

Hope the answer helps you xD