Lakshya Education MCQs

Question: If the helix angle of the drill is made ________ 30°, then the torque required to drive the drill at a given feed will be more.
Options:
A. Equal to
B. Less than
C. More than
D. None of these
Answer: Option B

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More Questions on This Topic :

Question 1. The average cutting speed for turning mild steel with a high speed steel tool is
  1.     15 to 19 m/min
  2.     25 to 31 m/min
  3.     60 to 90 m/min
  4.     90 to 120 m/min
Answer: Option B
Question 2. What is the type of shielding gas for gtaw (gas tungsten arc welding) used for carbon steels only called?
  1.     Argon H₂
  2.     Argon CO₂
  3.     Argon Helium
  4.     Helium
Answer: Option B
Question 3. The average cutting speed for turning brass with a high speed steel tool is
  1.     15 to 19 m/min
  2.     25 to 31 m/min
  3.     60 to 90 m/min
  4.     90 to 120 m/min
Answer: Option C
Question 4. The average cutting speed for turning brass with a high speed steel tool is
  1.     15 to 19 m/min
  2.     25 to 31 m/min
  3.     60 to 90 m/min
  4.     90 to 120 m/min
Answer: Option C
Question 5. The rake angle required to machine brass by high speed steel tool is
  1.     0°
  2.     10°
  3.     20°
  4.     100°
Answer: Option A
Question 6. A push broach as compared to pull broach
  1.     Has less number of teeth
  2.     Is short and stocky
  3.     Removes less material for each pass of the tool
  4.     All of the above
Answer: Option D

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