1. What is the unit of force in the SI system?
A) Watt
B) Pascal
C) Newton
D) Joule
Answer: C) Newton
2. Which type of radiation is commonly used in veterinary radiology?
A) Alpha radiation
B) Beta radiation
C) X-rays
D) Infrared radiation
Answer: C) X-rays
3. In ultrasound imaging, what property of sound waves is used to create images?
A) Reflection
B) Refraction
C) Absorption
D) Diffraction
Answer: A) Reflection
4. What is the principle behind MRI (Magnetic Resonance Imaging)?
A) X-ray penetration
B) Nuclear magnetic resonance
C) Infrared radiation absorption
D) Radioactive decay
Answer: B) Nuclear magnetic resonance
5. Which physical law explains how a stethoscope amplifies sound?
A) Newton’s Second Law
B) Bernoulli’s Principle
C) Doppler Effect
D) Boyle’s Law
Answer: B) Bernoulli’s Principle
6. What is the role of collimators in veterinary X-ray machines?
A) To increase radiation dose
B) To focus the X-ray beam
C) To measure temperature
D) To improve color contrast
Answer: B) To focus the X-ray beam
7. Which of the following is a property of an ultrasound wave used in veterinary diagnostics?
A) It is a type of electromagnetic wave
B) It travels at the speed of light
C) It requires a medium to travel
D) It is ionizing radiation
Answer: C) It requires a medium to travel
8. What does the Doppler Effect help in detecting during veterinary ultrasound?
A) Organ density
B) Blood flow and movement
C) Bone fractures
D) Tumor size
Answer: B) Blood flow and movement
9. Which law of physics explains the movement of gases during respiration in animals?
A) Pascal’s Law
B) Boyle’s Law
C) Ohm’s Law
D) Hooke’s Law
Answer: B) Boyle’s Law
10. In veterinary medicine, why is lead shielding used when taking X-rays?
A) To improve image clarity
B) To prevent radiation exposure
C) To increase penetration power
D) To cool down the X-ray machine
Answer: B) To prevent radiation exposure