GATE 2026 Answer Key for IN Available - Download GATE Keys for Instrumentation Engineering

GATE 2026 Answer Key for Instrumentation Engineering

IIT Guwahati has published the GATE 2026 final IN answer key on the official website. The GATE IN 2026 answer key contains the answers to the questions posed in the exam. Candidates can estimate their scores in the GATE 2026 exam using the answer key.

How to download the GATE 2026 answer key for Instrumentation Engineering (IN)

The authority released the GATE answer key for Instrumentation Engineering online. Login credentials are required to download the GATE answer key for IN 2026. The final answer key will be available as a PDF. Below are the steps to download the provisional GATE IN answer key 2026.

• Visit the GATE 2026 official website

• Check the notification section for the GATE answer key link

• Click on the GOAPS link. Login.

• Click on the GATE IN answer key link

• GATE 2026 master question paper and answer key page will display

• The answer key will display

• Download the same.

Also Read: GATE 2026 question paper

How to Challenge GATE 2026 Answer Key for IN

Candidates can challenge the GATE answer key online through the GOAPS portal. To challenge the answer key candidates must pay the challenge fee per question and upload the supporting documents. The steps to challenge the GATE answer key IN are mentioned below.

• Visit the official GOAPS website

• Login using the required credentials

• Click on the “Contest Answer Key" link.

• Make the payment of Rs. 500 online (per challenge). For NRI candidates, the fee is US $ 10.

• After successful payment, enter the question number the candidates wish to challenge.

• Candidates are required to upload justification for the contest (maximum 500 characters).

• Attach the necessary supporting documents in the prescribed format and click on the submit button to submit the challenge

GATE Response Sheet 2026

The authority released the GATE 2026 response sheet on the official website. Candidates must provide their registered email ID/registration number and password to download the response sheet of GATE IN. The response sheet consists of candidates' responses marked during the exam. Candidates can use the GATE answer key for IN and the response sheet to verify the answer and calculate the probable score. Below are the steps to download the GATE response sheet 2026.

How to download GATE 2026 Response Sheet

• Open the GOAPS (GATE Online Application Processing System) portal

• Login using the registered email ID/registration number and password of GATE

• To view the response sheet, click on the ‘view GATE response sheet’ button on the screen.

• Candidates can see the response sheet on the screen.

• They can save the web page as a PDF.

How to calculate score using GATE 2026 Answer Key for Instrumentation Engineering (IN)

Candidates must use the answer key and response sheet to calculate their score. Below are the steps to calculate the GATE score.

1. Mark the total number of correct and incorrect answers by matching your response sheet with the answer key

2. Assign the number to every correct and incorrect answer as per the marking scheme in the GATE exam pattern

3. Subtract the score of the total correct answers from the total incorrect answers

4. The result after subtraction is the score of the candidate

Note: The final score will be released along with the GATE result.

GATE Result 2026

IIT Guwahati will announce the GATE 2026 result on March 19, 2026. Candidates will be able to check the GATE results on the official website. Candidates must use their email ID/registration number and password to check the result. The result for GATE 2026 will be available in the form of a GATE scorecard.

GATE previous year answer key Instrumentation Engineering (IN)

Below is the previous year GATE answer key for IN.

GATE 2026 IN Unofficial Answer Key

Candidates can find the GATE 2026 unofficial IN answer key below.