## If the length of the shadow of a tower is increasing, then the angle of elevation of the sun is also increasing. Is it True or False…

Question

If the length of the shadow of a tower is increasing, then the angle of elevation of the sun is also increasing.

Is it True or False…?????

Answer with full solution

#Wasting points, bcoz I’d is on deletion…!!!!!!

Follow my 2nd I’d @SavinaRathee

in progress
0

Math
1 month
2021-08-15T09:45:08+00:00
2021-08-15T09:45:08+00:00 2 Answers
0 views
0
## Answers ( )

Answer:The answer is

FalseNote:When the sun’s elevation decreases the Shadow will become lengthy…U can see it at sunrise or sunset

if it is Helpful!!!Thank me & Mark me BrainliestAnswer:False..Tounderstandthefactofthisquestion,considerthefollowingexample.1.Atower2√3mhighcastsashadow2mlongontheground,thentheSun’selevationis60degree.(fig.1)InΔACB,tanθ=AB/BC=2√3/2≈tanθ=√3=tan60degreeTherefore,θ=60degree2.Asameheightoftowercastsashadow4mmorefromprecedingpoints,thentheSun’selevationis30degree.(fig.2)OnΔAPB,tanθ=AB/PB=AB/PC+CB≈tanθ=2√3/4+2=2√3/6≈tanθ=√3/3*√3/√3=3/3√3≈tanθ=1/√3=tan30degreeTherefore,θ=30degreeHence,weconcludefromabovetwoexamplesthatifthelengthoftheshadowofatowerisincreasing,thentheangleofelevationoftheSunisdecreasing.AlternateMethod:False,Weknowthat,iftheelevationmovestowardsthetower,itincreasesandifit’selevationmovesawaythetower,itdecreases.Hence,iftheshadowofatowerisincreasing,thentheangleofelevationofaSunisnotincreasing.