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The voltage required to produce a spark between the spark points in spark plug is in the range
Consider the following statements: When a thick plate is subjected to external loads: 1. State of plane stress occurs at the surface 2. State of plane strain occurs at the surface 3. State of plane stress occurs in the interior part of the plate 4. State of plane strain occurs in the interior part of the plate Which of these statements are correct?
Which of the following statements is/are correct? 1. The earth is nearest to the Sun at Perihelion, which generally occurs on January 3. 2. The earth is farthest away from the Sun at Perihelion, which generally occurs on July 4. 3. The earth is farthest away from the Sun at Aphelion, which generally occurs on July 4. 4. The earth is nearest to the Sun at Aphelion, which generally occurs on January 3. Select the correct answer using the code given below:
In order to prevent knocking in spark ignition engines, the charge away from the spark plug should have
The advancing of spark timing in spark ignition engines will _________ knocking tendency.
If the air-fuel mixture ignites before the spark takes place at spark plug, the condition is called
Given below are four jumbled sentences. Out of the given options pick the one that gives their correct order. A. Using matches however came much later. B. The first great discovery that man probably made was that of fire. C. In olden times fires were made by rubbing two flints against each other till a spark was produced. D. And this spark set fire to dry straw, leaves or wood.
In an SI engine the first state of combustion takes 1 ms at 1000 rpm of the engine. The spark timing is set at 15°C btdc. What will be the new spark timing required if the engine speed is doubled?
Which of the following factors can control detonation in spark ignition engines? 1. Increasing engine rpm 2. Advancing spark timing 3. Making fuel-air ratio very rich
Spark powers a stack of high-level tools including Spark SQL, MLlib for _________