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ESE ME 2019: Mechatronics & Robotics Quiz-1
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Question 1
A: Every NC machine has a feedback system.
R: Feedback system improves the accuracy of the NC machine tool.
R: Feedback system improves the accuracy of the NC machine tool.
Question 2
A: A stepper motor is used for rotating the lead screw of a CNC machine tool.
R: Stepper motor can be controlled by signals to stop at the desired position.
R: Stepper motor can be controlled by signals to stop at the desired position.
Question 3
A: RAM is used for dynamic memory allocation.
R: RAM is a fast and immediate storage memory.
R: RAM is a fast and immediate storage memory.
Question 4
A: Data acquisition is done in analog mode.
R: Analog to digital conversion is easier than digital to analog conversion.
R: Analog to digital conversion is easier than digital to analog conversion.
Question 5
A: A CNC milling machine requires Point-to-Point (PTP) programming for Drilling operation.
R: PTP refers to tool movement from one point to another without importance to the path followed by tool.
R: PTP refers to tool movement from one point to another without importance to the path followed by tool.
Question 6
Which code is used for the operation “SPINDLE STOP” in CNC programming?
Question 7
Recirculating ball screw mechanism is used in CNC machines to:
Question 8
In APT programming, postprocessor commands help in______.
Question 9
A: Which sensors are used to detect non-magnetic but conductive materials?
Question 10
Cutter radius compensation is given for milling operations to______.
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Apr 28ESE & GATE ME
