1
GATE ECE 2019
MCQ (Single Correct Answer)
+1
-0.33
It would take one machine 4 hours to complete a production order and another machine 2 hours to
complete the same order. If both machine work simultaneously at their respective constant rates, the time
taken to complete the same order is _______ hours.
2
GATE ECE 2018
MCQ (Single Correct Answer)
+1
-0.33
A 1.5 m tall person is standing at a distance of 3 m from a lamp post. The light from the lamp at the top
of the post casts her shadow. The length of the shadow is twice her height. What is the height of the lamp
post in meters?
3
GATE ECE 2018
MCQ (Single Correct Answer)
+1
-0.33
If the number 715 ■ 423 is divisible by 3 (■ denotes the missing digit in the thousandths place), then the
smallest whole number in the place of ■ is _______.
4
GATE ECE 2018
MCQ (Single Correct Answer)
+1
-0.33
What is the value of $$1 + {1 \over 4} + {1 \over {16}} + {1 \over {64}} + {1 \over {256}} + ......$$?
GATE ECE Subjects
Browse all chapters by subject
Control Systems
Engineering Mathematics
Analog Circuits
Network Theory
Electromagnetics
Electronic Devices and VLSI
Digital Circuits
Microprocessors
Signals and Systems
Discrete Time Signal Fourier Series Fourier Transform Continuous Time Signal Laplace Transform Fourier Transform Discrete Fourier Transform and Fast Fourier Transform Representation of Continuous Time Signal Fourier Series Discrete Time Linear Time Invariant Systems Transmission of Signal Through Continuous Time LTI Systems Transmission of Signal Through Discrete Time Lti Systems Miscellaneous Continuous Time Linear Invariant System Discrete Time Signal Z Transform Sampling
Communications
General Aptitude