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Question # 21

What type of energy transformation occurs in an electric motor?

Options:

A.

Electrical → Mechanical

B.

Mechanical → Electrical

C.

Thermal → Electrical

D.

Chemical → Thermal

Question # 22

If a machine requires 200 J of input and produces 150 J of useful output, what is efficiency?

Options:

A.

65%

B.

70%

C.

75%

D.

80%

Question # 23

Passage: “Effective coordination minimizes risks, ensuring smoother mission outcomes.”

What is the main idea?

Options:

A.

Risks are unrelated to coordination.

B.

Coordination reduces risks.

C.

Missions succeed without coordination.

D.

Coordination is unnecessary.

Question # 24

Solve: 9x−4=329x - 4 = 32.

Options:

A.

3

B.

4

C.

6

D.

8

Question # 25

Evaluate: (32+42)(3^2 + 4^2).

Options:

A.

21

B.

24

C.

25

D.

27

Viewing question 5 out of 15 questions


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OAR Overview

Name Officer Aptitude Rating test
Code OAR
Vendor Public Service and Legal
Certification U.S. Navy, Marine Corps, and Coast Guard

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