As per your syllabus, the boy should hold his umbrella at approximately which angle to the vertical?
A19° toward east
B45° toward east
C19° toward west
D30° toward east
Answer & Solution
Correct answer: A. 19° toward east
syllabus Ex 3.1: tan θ = 12/35 = 0.343 → θ = 19°.
Wind blows east-to-west, so umbrella tilts towards the east.
Related questions
A ballistic missile is guided only during itsA projectile is launched at 45 degrees with speed v and g is the gravity magnitude. Its tiA body of 1 kg moves on a circle of radius 1 m at 1 rad/s. The centripetal force on it isA ceiling fan blade tip moves in uniform circular motion. Its velocity is alwaysFor a fixed launch speed on level ground, the horizontal range is largest at a launch anglAn idealised projectile with air resistance neglected follows a path that isIn non-uniform circular motion, the extra component of acceleration isParticles of a rigid body rotating about a fixed axis all share the same