Pan-India Shipping on Bulk Orders•Special Discounts for Schools & Institutions•GST Invoice on All Orders•ISO Certified · MSME · GeM Seller•Pan-India Shipping on Bulk Orders•Special Discounts for Schools & Institutions•GST Invoice on All Orders•ISO Certified · MSME · GeM Seller•
+91 86838 78878 Samtechlabs@gmail.com
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Crooks Radiometer manufacturer in India

Crooks Radiometer

In StockBulk orders available
SKU: PHY-152
★★★★☆4.4(6 reviews)
SKU
PHY-152
Category
Physics
Brand
Samtech Instruments
Curriculum
CBSE / NCERT
Min. Order
50 pieces
Delivery
Pan India, 4–5 Days
Enquire on WhatsApp Back to Physics
Overview

Product Description

Best forClass 7–11
BoardsCBSE · ICSE
UseDemonstration
Made inIndia

A Crookes radiometer — light falling on black-and-silver vanes makes them spin, a captivating demonstration of light/heat energy.

How it works

  1. Place it in light
  2. The black vane faces absorb more heat
  3. The vanes spin inside the bulb

What students learn

  • Show light/heat drives the vanes
  • Compare black vs reflective surfaces
  • Discuss radiation and absorption

Try these experiments

  1. Spin it in bright vs dim light
  2. Compare sunlight and a lamp
  3. Discuss why black sides absorb

Curriculum fit

BoardClassChapter / topic
CBSE7Heat
CBSE11Thermal Properties of Matter

In the box

  • Four mica vanes (black/reflective)
  • Sealed glass bulb

Pairs well with

Heat Absorption ModelHeat Absorption ModelPHY-150Heat Conductivity ModelHeat Conductivity ModelPHY-149
Questions

Frequently Asked Questions

The Crooks Radiometer is manufactured by Samtech Instruments (JAYSEE brand), a science laboratory equipment manufacturer based in Ambala Cantt, Haryana, India, producing educational lab apparatus for schools and institutions for over 20 years (since 2002).
The Crooks Radiometer suits secondary and senior secondary students (typically Classes 8 to 12) for both teacher demonstrations and student practicals, aligned to CBSE, ICSE and State board science curricula.
Yes. As a direct manufacturer, Samtech Instruments offers competitive bulk pricing for schools, dealers and institutions, with GST invoicing and full support for government (GeM) tenders. A minimum order quantity applies; message us on WhatsApp for a quote.
Pricing for the Crooks Radiometer is shared on enquiry, since it depends on quantity and specification. Send the model name on WhatsApp (+91 86838 78878) and we will share the current price, availability and lead time.
Yes. The Crooks Radiometer is made in-house at our Ambala Cantt facility and quality-checked before dispatch. We ship pan-India in about 4 to 5 working days; bulk and institutional orders are packed securely for safe transit.

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The Manufacturer

Made in India by Samtech Instruments

Samtech Instruments (JAYSEE brand) is a trusted manufacturer of school science and STEM laboratory equipment, based in Ambala Cantt, India, serving educators for over 20 years (since 2002). We supply a wide range of physics, chemistry, biology, astronomy and renewable-energy teaching kits to schools, dealers and institutions across India, with competitive bulk pricing and full support for government (GeM) tenders.

Learn more about Samtech Instruments →

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