allery10 m लांबीची एक शिडी सपाट जमिनीशी 60° च्या कोनात टेकवली आहे. ती किती उंचीपर्यंत पोहोचते?
A5√2 m
B5√3 m
C10 m
D5 m
Answer & Solution
Correct answer: B. 5√3 m
Height = 10 x sin 60 degrees = 10 x √3/2 = 5√3 m.
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