- Trees
- Iron
- Steel
- Plastic
- a
Everyday Science MCQs
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Rotary Hammer is used for:
- Boring Hole
- Inspection Hole
- Simple Drilling
- None of these
- b
-
The main parts of Rotary Hammer are Electric Cord, Drill Belt, Gauge, Front Handle, Select Switch, Speedo Meter, Ventilation Hole, Back Handle, Trigger Switch etc.
An electrical device that is used to pull from height or depth is called:
- Vehicle
- Electric Winch
- Static Rope
- None of these
- b
-
Electric Winch is used for lifting, dragging, pulling, well rescue and etc.
Who invented Hydrolic Law?
- Newton
- Rutherford
- James Chadwick
- Pascal
- d
-
Hydrolic Circuit is a close circuit.
Hydrolic Oil absorbs the pressure.
Hydrolic Oil is not flameable.
A Human can hear sounds upto:
- 20 Hz to 20,000 Hz
- 10 Hz to 5000 Hz
- 30 Hz to 30,000 Hz
- None of these
- a
-
Unit of Frequency is Hertz
SMD stands for:
- Surface Mentioned Diode
- Surface Mounted Diode
- Special Mounted Diode
- None of these
- b
-
LED stands for Light Emitting Diode.
SMD and LED are types of light.
SMD is better technology then LED.
Long sight defect can be correct by using…….
- Convex
- Concave
- Both A & B
- None of these
- a
-
Convex mirror is used in Cars.
In adults, Red Blood Cells are formed in:
- Spleen
- Liver
- Kidney
- Bone Marrow
- d
-
RBC stands for Red Blood Cells.
The lifespan of Red Blood Cells is about 120 days.
Study of Flowers is called:
- Anthology
- Phycology
- Anthology
- Mycology
- a
-
Study of flowers is also called Floricultre.
The atmospheric pressure at any place is measure by:
- Barometer
- Altimeter
- Pressure Meter
- Barometer
- a
-
Barometer was invented on 19th October 1643.