Image below shows configurations of jars filled with water. Which option will work as an air filter? [Figure: see page 18 of source PDF]

Biomimicry is the practice of looking to nature for inspiration to solve design problems. Shown below are plants and animals (top row: P kingfisher, Q humpback whale, R gecko, S burdock burr) that have inspired the design of products (bottom row: 1 wall-climbing gloves, 2 hook-an…

Which of the options, when combined with block shown on top, will result in perfect 4x4x4 cube? [Figure: see page 19 of source PDF]

A closed loop is made of a metal pipe and is rolling between two fixed pulleys as shown in the image on the left. What would be the path traced by point P when the loop completes one turn? [Figure: see page 17 of source PDF]

Which of the options will result in the form shown on the left, when revolved around x-x' axis? [Figure: see page 19 of source PDF]

Which option will fold into the pack shown in the image below? [Figure: see page 17 of source PDF]

Figure 1 shows the skeleton of a T-rex dinosaur. Identify the correct distorted silhouette from the given options. [Figure: see page 20 of source PDF]

Roads are generally made with an angle on the curvatures to counter the centrifugal force on vehicles moving with speed. This is called 'Banking of Road'. Figure shows two one-way roads P and Q from top view. If the maximum safe speed limit is same for both the roads, which optio…

Circles of how many different radii are needed to construct the following figure? [Figure: see page 21 of source PDF]