Question

At an airport terminal, a passenger A uses the
walkway and carries his heavy luggage along with
him. Passenger B walks alongside the way while the
passenger C walks on it, both, B and C walking
briskly at 1.2 ms. The walkway is 40 m long and
moves at 0.80 me-l. Calculate how long does it take
for A, B and C to reach the other of the walkway​

Answer 1

Answer:

an airport terminal, a passenger A uses the

walkway and carries his heavy luggage along with

him. Passenger B walks alongside the way while the

passenger C walks on it, both, B and C walking

briskly at 1.2 ms. The walkway is 40 m long and

moves at 0.80 m

It is not convenient to use the laboratory thermometer to measure our body

temperature. This is so because:-

a)its range is small.

b)as the thermometer is taken out from the mouth, the level of mercury , in it , immediately starts falling.

c)our body does not transfer heat to its bulb.

d)it takes a very long time to acquire the temperature of the body.