muhumedamaal muhumedamaal

23-07-2020
Physics

contestada

express each of the following in ms -1
a) 18kmh-1

Respuesta :

princessbee47 princessbee47

23-07-2020

1km=1000m; 1hr=3600secs
1km/hr=1000/3600= 5/18m/sec
To convert km/hr into m/sec, multiply the number by 5 and then divide it by 18.

18kmh-1= 18•5=90
90/18=5
5ms-1

Answer Link

Otras preguntas

do penguins have thick skin

If x = 4 units, y = 5 units, and h = 7 units, find the area of the trapezoid shown above using decomposition. A. 45.5 square units B. 28 square units C. 98 squ

Suppose (9, 14) and (3, −10) are the endpoints of a diameter of a circle. What is the equation of the circle?

How does the water cycle help determine climate around the world? A. The water cycle keeps evaporation rates the same in all areas of the world so that differ

How do I remember vocab words

Predict the products for the reaction of burning sucrose, C12H22O11(s), with excess oxygen, O2(g)(A) 6CO(g), 6CO2(g), 11H2O(gB)12CO(g), 11H2O(g)C)12CO2(g), 11H2

What is the force required to lift the balloon withV=1500m3 and m=420kg, containing air with density 0.8kg/m3 and moving in air with density 1.3 kg/m3?

how many milliliters of 0.750M H2SO4 are required to neutralize 25.0mL of 0.427M KOH

11) Slope = -3/5 y-intercept =-3

Determine the slope of the line through the point (5,-2) and (1,7)