Airport Engineering
Castor angle is defined as the angle

Formed by the longitudinal axis of the aircraft and the direction of movement of the nose gear
Between the direction of wind and the longitudinal axis of the runway
Between the horizontal and the fuselage axis
Between the true speed of the aircraft and the crosswind component

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Airport Engineering
Assertion A : Airport capacity during IFR conditions is usually less than that during VFR conditions.Reason R: During clear weather condition (VFR), the aircrafts on final approach to runway can be spaced closer during poor visibility conditions.Select your answer based on the coding system given below:

A is false but R is true
Both A and R is true but R is not the correct explanation of A
Both A and R is true and R is the correct explanation of A
A is true but R is false

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