List of top Practical and scientific knowledge Questions

Shutter speed is one of the parameters by which exposure of the image can be controlled. How does shutter speed control exposure?

Which of the options is/are correct according to pigment colour theory?

Which betel nut cutter will require less force to be applied to cut a betel nut? Consider the hinge points to be at the same line.

Identify the side view of the spring.

What is the function of these objects?

Shown below are visual lines that were decoded into names.

Select the correct option which lists the animals appearing in the GIF.

Refer to all the sides of a vase shown below.

Select the correct order of sectional faces.

Which combination shows lunar eclipse?

Select the correct sunshade pattern on the illustrated structure. Assume Sun at 45 degree on left as shown.

A boat is moving on the river and following the path as shown by the dashed line. Both the boatmen are facing front and rafting with equal force in the directions shown by the arrows in the options. Which of the options will help the boat to take a right turn?

With reference to the image below, which of the statement(s) is/are false?

Which of the option(s) is/are from the same font family (i.e. weight and/or width variations) of the words given below?

Shown below is a coconut broken into two pieces. Identify the correct representation(s) of the coconut.

The options show different configurations of refill bottles of mosquito repellent, for an atypical socket shown on the left. After fitting, the red mark on the refill bottle must align with the red mark on the machine. Which of the option(s) will allow all of the liquid to be consumed?

In which of the option(s) dust-bin lids will open?

Different views of the cross section of a fish toy are shown here. The points P and Q are connected in such way that the fish tail waves. The grey colour gear and the green colour part are joined together. The rod is free to move depending on how it is connected to the green part. Which of
the option(s) will work to wave the tail?

Identify the total number of differences in the images shown below.

A group of friends are on a trek. The sunlight is directly above them. No other light source is present. Identify the most appropriate lighting for this scene.

Shown below are different forms for a step-stool. Which of the forms will remain stable when a person is standing on the top step?

Shown on the left is a socket with four holes in it. Which of the plugs will fit perfectly in this socket?

Which letter is NEVER used while printing the calendar mentioning names of all the days of the week and months in full form?

A plane is landing smoothly on the airport runway. Select the correct picture.

Which of the options can be associated with all the objects?

Figure shows a clothes line attached to four independent pulleys P, Q, R & S. Which of the options represent the correct rotation of pulleys that would result in lowering the clothes line?