On a bright sunny day, Mohsin got out from his home for a walk. He started walking north for 20 km. After a break, he…

Problem 9: The 450 kg uniform i-beam supports the load of 220 kg as shown. Determine the reactions at the supports. Solution Since the beam…

Problem 8: A 4.0 m long ladder with weight of 120 N leans against a wall making 70° above a cement floor as shown in…

Problem 7: A uniform rod 1 m long with weight 6 N can be supported in a horizontal position on a sharp edge with weights…

Problem 6: The magnitudes of dot and cross product of two vectors are 6√3 and 6 respectively. Find the angle between the vectors? Solution We…

Problem 5: Vector F having magnitude 5.5 N makes 10° with x-axis and vector r with magnitude 4.3 m makes 80° with x-axis. What is…

Question 4: Find the magnitude and direction of vector represented by the following pair of components. (a) Ax = -2.3 cm, Ay = 4.1 cm…

Problem 3: A 1.84 kg school bag hangs in the middle of a clothesline (طناب), causing it to sag (dip) by an angle θ =…

Problem 2: A football leaves the foot of a punter at an angle of 54° (positive x-direction) at a speed of 21 m/s. Determine the…