1) FOCAL LENGTH OF THE LENS - USING LENS EQUATION: (a) Table 1: Calculate the focal length using the Lens equation and enter the calculated values in the given column: (Write three digits after the decimal for each value) u (cm) (cm 1) v (cm) - (cm 1) f (cm) V 17 25 20 20 23 18 26 16.5 29 15.5 Mean focal length of the convex lens f: cm (b) Calculate the Power of the lens: (Write the answer with the unit in the spaces given) Power of the convex lens : 1/2

The number of significant digits is set to 2

A vector has an x-component of  −27.0 units  and a y-component of 49.0 units. Find the magnitude and direction of the vector. magnitude      units direction      ° (counterclockwise from the +x-axis)

A person leaves home and walks 6 miles west, then 5 miles southwest. How far from home is she? Round to at least one decimal place. miles In what direction must she walk to head directly home? Round to at least one decimal place. degrees North of East