(Armed Services Vocational Aptitude Battery Test) The ASVAB practise exams and all other resources on this website are totally free.There are difficult practise questions in each of our free ASVAB tests.

ASVAB Exams Practice test No.4 General Science

Q1. Which of the following frequency ranges has the lowest?

A) X-Band

B) M-Band

C) S-Band

D) L-Band

Q2. Which of the following topics falls under the study of fulminology?

A) Cloud

B) Lightning

C) atmosphere

D) Volcano

ASVAB Exams Practice test No.4 General Science

Q3. A sound is made by striking a steel rail that is nearly 700 metres long. Which of the following patterns would the person on the other end of the rail hear?

A) He listens to the sound waves twice: once as they travel through steel and once as they travel through air.

B) He listens to sound waves that once travelled through steel.

C) He hears the sound waves that once travelled through the air.

D) He cannot hear sound.

Q4. What is the typical minimum distance that a person should maintain with a wall in order to hear an echo?

A) 20 m

B) 40 m

C) 17 m

D) 45 m

ASVAB Exams Practice test No.4 General Science

Q5. Which one of the following uses a "theodolite" instrument?

A) Measuring distances

B) Measuring rotational speed

C) Measuring acidity

D) Angle measurements in triangular networks: horizontal and vertical

Q6. Which of the following values should be the minimum beam width for an antenna in a geostationary satellite to cover the entire planet?

A) 50.34°

B) 37.34°

C) 17.34°

D) 10.34° The distance between Earth and the Geosynchronous satellite is 35865 kilometres. For the earth to be completely covered, the global or earth coverage antenna's beam should be 17.34 degrees wide.

Q7. Which of the following optical phenomena enables the endoscopy to examine internal organs?

A) Complete internal reflection

B) Interference

C) Diffraction

D) Scattering

ASVAB Exams Practice test No.4 General Science

Q8. which of the following is Zinc Oxide ?

A) Neutral

B) Acidic

C) Basic

D) Amphoteric

Q9. What vitamin is found in citrus fruits?

A) Vitamin A

B) Vitamin C

C) Vitamin D

D) Vitamin B

ASVAB Exams Practice test No.4 General Science

Q10. At what temperature does pure water freeze?

A) 52 F

B) 42 F

C) 32 F

D) 22 F

Q11. Which of the following may be gauged by an odometer?

A) Humidity

B) Distance

C) Temperature

D) Velocity

ASVAB Exams Practice test No.4 General Science

Q12. What one of the following is a unit of Fermi?

A) Length

B) Temperature

C) Mass

D) Sound

Q13. Which of the following wavelengths is the one that night vision devices most frequently use?

A) Thermal waves

B) Sound waves

C) Infra Red Waves

D) Ultra Violet Waves

Q14. Which of the following causes of sunburn occurs more frequently?

A) Ultra violet

B) Heat

C) In cold

D) Summer

ASVAB Exams Practice test No.4 General Science

Q15. What one of the following is utilised in a computed tomography (CT) scan?

A) Ultrasound

B) X-Rays

C) Sound waves

D) Infrared waves

Q16. Which of the following forensic science tools is most commonly employed as a lie detector?

A) Polygraph

B) Smart watch

C) smart phone

D) Thermal Sensor

ASVAB Exams Practice test No.4 General Science

Q17. Which of the following LEO (Low Earth Orbit) ranges is the most acceptable?

A) 160 – 2,000 kms

B) 1600 – 2,000 kms

C) 4560 – 32,000 kms

D) 1000 – 2,000 kms

Q18. What is the average human body temperature in Kelvin?

A) 80

B) 210

C) 310

D) 410

Q19. Which of the following categories best describes the science of colours?

A) Ophthalmology

B) Chromatics

C) Optics

D) Otology

ASVAB Exams Practice test No.4 General Science

Q20. What one of the following does the jet engine operate on?

A) Linear momentum conservation

B) Mass conservation

C) energy conservation

D) Angular momentum conservation

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(Armed Services Vocational Aptitude Battery Test) The ASVAB practise exams and all other resources on this website are totally free.There are difficult practise questions in each of our free ASVAB tests.

ASVAB Exams Practice test No.4 General Science