Updated · how we check
NHPC Trainee Engineer photo and signature size
The NHPC Trainee Engineer form takes a photo file of at most 50 KB and a signature file of at most 25 KB, both as JPG/JPEG. It also takes certificates (100 KB–400 KB).
NHPC Trainee Engineer photo
JPG · under 50 KB (at most 50,000 bytes) · original pixel size · white background
PixelFit aims at 50,000 bytes or less, so the file passes whether the form counts 1 KB as 1,000 or 1,024 bytes.
Fit, background and padding white background
Saving presets is part of Pro.
The result appears here: the exact byte count, pixel size and quality, the size before and after, a preview and a download button.
The batch kit (one ZIP for up to 500 photos, several photos merged into one PDF) is part of Pro.
NHPC Trainee Engineer upload specifications
Values for the NHPC Trainee Engineer Special Recruitment Drive 2026 online application (Advertisement NH/Rectt./02/2026), copied from NHPC: Advertisement No. NH/Rectt./02/2026 (12/03/2026), Special Recruitment Drive for Trainee Engineers, checked 31 October 2026; "not stated" means the source gives no figure for it.
| Upload | Pixel size | Print size | File size | Format | Background |
|---|---|---|---|---|---|
| Photo | not stated | not stated | at most 50 KB | JPG/JPEG | not stated |
| Signature | not stated | not stated | at most 25 KB | JPG/JPEG | not stated |
| Certificates | not stated | not stated | 100 KB–400 KB | not stated |
What the NHPC Trainee Engineer KB limits mean in bytes
The NHPC Trainee Engineer photo limit of 50 KB is 51,200 bytes when 1 KB = 1,024 bytes and 50,000 bytes when 1 KB = 1,000 bytes; a file of 50,000 bytes or less passes either way.
The NHPC Trainee Engineer signature limit of 25 KB is 25,600 bytes when 1 KB = 1,024 bytes and 25,000 bytes when 1 KB = 1,000 bytes; a file of 25,000 bytes or less passes either way.
The NHPC Trainee Engineer certificates range of 100 KB–400 KB is 102,400 to 400,000 bytes if you want a file that passes whether the portal counts 1,000 or 1,024 bytes per KB: a window of 297,600 bytes to aim for.
Largest NHPC Trainee Engineer photo under 50 KB
The NHPC Trainee Engineer source gives a file-size limit but no pixel size for the photo. Measured on a public-domain portrait, a 7:9 (35 × 45 mm shape) JPG at quality 85 stays under 50 KB up to about 461 × 592 px (48.7 KB), so any common camera photo has to be scaled down before it fits.
NHPC Trainee Engineer rejection checklist
Upload checks computed from the NHPC Trainee Engineer specification; a file that fails any one of them is usually refused at upload or flagged later.
- Photo: File type is JPG/JPEG (a PNG or HEIC renamed to .jpg is still rejected).
- Photo: The NHPC Trainee Engineer photo file is no larger than 50 KB (50,000 bytes is safe under both KB definitions).
- Signature: File type is JPG/JPEG (a PNG or HEIC renamed to .jpg is still rejected).
- Signature: The NHPC Trainee Engineer signature file is no larger than 25 KB (25,000 bytes is safe under both KB definitions).
How to resize your photo for NHPC Trainee Engineer
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Take or scan the photo
Use a recent colour photo.
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Load the preset
Drop the file into the tool at the top of this page. The "NHPC Trainee Engineer photo" preset is already set to at most 50 KB, as JPG/JPEG.
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Check the result
Read the before and after sizes: the NHPC Trainee Engineer photo must end at or under 50,000 bytes. Download it.
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Switch to the signature
Pick the "NHPC Trainee Engineer signature" preset, set to at most 25 KB as JPG/JPEG, and repeat with the signature file.
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Upload and preview
Upload the files on the NHPC Trainee Engineer form and check the preview before you submit; verify the figures with the official notice first.
What the NHPC Trainee Engineer source also says
- Unreadable scanned certificates lead to the candidature being treated as rejected, according to the notice.
- Photo: Passport size colour photograph; the notice says less than 50 KB.
- Signature: The notice says less than 25 KB.
- Certificates: Each certificate as a separate, readable PDF file.
NHPC Trainee Engineer compared with similar forms
Of these 5 forms, the NHPC Trainee Engineer photo limit of 50 KB is the same for every form here that sets one; a file made for a stricter form usually passes a more generous one only if it also meets the minimum and the pixel size.
| Form | Photo size | Photo file size | Signature file size |
|---|---|---|---|
| NHPC Trainee Engineer (this page) | no pixel size stated | at most 50 KB | at most 25 KB |
| BHU recruitment | no pixel size stated | at most 50 KB | at most 50 KB |
| India Post GDS | no pixel size stated | at most 50 KB | at most 20 KB |
| BARC OCES/DGFS | 35 × 45 mm | 20 KB–50 KB | 10 KB–20 KB |
| RBI | 200 × 230 px (preferred) | 20 KB–50 KB | 10 KB–20 KB |
Where the NHPC Trainee Engineer figures come from
This page covers Special Recruitment Drive for SC/ST/OBC(NCL)/PwBD candidates, Trainee Engineer (Civil, Electrical, Mechanical) through GATE 2024/2025, registration 16 March to 6 April 2026.
Verify with the official NHPC Trainee Engineer notice before you submit: forms change between application cycles and the check on the live portal is final.
Sources
- NHPC: Advertisement No. NH/Rectt./02/2026 (12/03/2026), Special Recruitment Drive for Trainee Engineers, NHPC Limited, checked 31 October 2026: nhpcindia.com/assests/pzi_public/job/details_1773306619_5…
- Measured by PixelFit with sharp 0.35.5 / libvips 8.18.7 on 31 October 2026, interpolated to each NHPC Trainee Engineer target size, on this sample: head-and-shoulders portrait, Pete Souza (Official White House photo), public domain: commons.wikimedia.org/wiki/File:President_Barack_Obama.jpg
Frequently asked questions
What is the photo size for NHPC Trainee Engineer in KB?
The NHPC Trainee Engineer photo must be at most 50 KB (keep it at or under 50,000 bytes to be safe), as JPG/JPEG. The source gives no pixel size, so the file size and type are what the form checks.
What is the signature size for NHPC Trainee Engineer?
The NHPC Trainee Engineer signature must be at most 25 KB, as JPG/JPEG.
How do I resize my photo to 50 KB for NHPC Trainee Engineer?
Open the tool on this page with the NHPC Trainee Engineer photo preset, drop the file and download the result: it searches JPG quality until the file is under 50 KB. Nothing is uploaded.
Can I upload a PNG or PDF for the NHPC Trainee Engineer photo?
Only JPG/JPEG; PNG, PDF, HEIC are not listed. The tool can turn a PNG, WebP or (in Safari) HEIC file into JPG while it resizes.
Related
Similar forms
- BHU recruitment photo and signature size at most 50 KB
- India Post GDS photo and signature size at most 50 KB
- BARC OCES/DGFS photo and signature size 20 KB–50 KB
- RBI photo and signature size 20 KB–50 KB
- Rajasthan HC Stenographer photo and signature size 10 KB–25 KB
- TGPSC Departmental Tests photo and signature size at most 50 KB
Compress to the NHPC Trainee Engineer limits
- Compress an image to 50 KB NHPC Trainee Engineer photo limit at most 50 KB
- Compress an image to 25 KB NHPC Trainee Engineer signature limit at most 25 KB
- JPG to PDF under 400 KB NHPC Trainee Engineer certificates
Resize to the exact size
Change the file format
- PNG to JPG NHPC Trainee Engineer accepts JPG/JPEG
- WEBP to JPG NHPC Trainee Engineer accepts JPG/JPEG
- HEIC to JPG NHPC Trainee Engineer accepts JPG/JPEG