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Which annoying effect can be overcome by using interlaced scanning in front projectors?

Which annoying effect can be overcome by using interlaced scanning in front projectors? Correct Answer Flicker

To overcome the annoying effect of flicker, interlaced scanning is used where a vertical scanning rate of 25 frames (50 fields) per second is used in PAL system and 30 frames (60 fields) are used in NTSC system.

Related Questions

In addition to fingerprint scanning, which of the following can be used in the biometric identification of a person? 1. Iris scanning 2. Retinal scanning 3. Voice recognition Select the correct answer using the code given below.
In addition to fingerprint scanning, which of the following can be used in the biometric identification of a person?
1. Iris scanning
2. Retinal scanning
3. Voice recognition
Select the correct answer:
A circular queue has been implemented using a singly linked list where each node consists of a value and a single pointer pointing to the next node. We maintain exactly two external pointers FRONT and REAR pointing to the front node and the near node of the queue, respectively. Which of the following statements is/are CORRECT for such a circular queue, so that insertion and deletion operations can be performed in O(1) time? I. Next pointer of front node points to the rear node. II. Next pointer of rear node points to the front node.
The end projectors of a line AB is 40 mm. The point A is 24 mm above HP and 10 mm in front of VP. Point B is 46 mm above HP and 46 mm in front of VP. What will be the True length of the line?
Which of the following statement is True(T) or False(F) are given below.

1. By using a dissolve unit and two slide projectors it is possible to create a transition fade in and out effect.
2. Slide are more effective in well-lit-room.
3. Audiences consider slides as more professional.
In how many different ways can the letters of the word ‘ANNOYING' be arranged?
The barcode which is used on all types of items, is read by a scanning device directly into the computer. What is the name of this scanning device?
The bar code which is used on all types of items, is read by a scanning device directly into the computer.What is the name of this scanning device?
The bar code which is used on all types of items, is read by a scanning device directly into the computer.
What is the name of this scanning device?
Electronic scanning is more advantageous compared to mechanical scanning