HCBBS Forum (English)
Submit Chemical Projects / Find Solutions
Amplify Your Requirements on a Broader Chemical Platform *Engineering · Technology · Equipment · Solutions*
Submit Request

【Daily Question】2018.8.2

2018-08-02View Original

Thread Content

Multiple-choice question: After the spectrophotometer is powered on, neither the indicator light nor the light source lamp lights up, and the ammeter shows no deflection. The reasons for this are (). A The connection at the power supply terminal is poor or damaged. B The ammeter is faulty. C The fuse is blown. D The primary coil of the power transformer is broken. ACD

Submit a Project

**Looking for Chemical Technology, Equipment & Solutions?** No Registration Required Broader Platform Exposure | Global Chemical Service Provider Connections

Submit Request — Free Consultation

Disclaimer

This is an automated machine translation of the original thread. Some technical terms may have inaccuracies; the original text shall prevail. Click "View Original" at the top right to access the source page, which supports IP-based automatic real-time language translation. Please watch out for contact details and sales inducements to prevent fraud. All content and translations are for reference only, representing solely the poster's personal views. For enquiries, email service@hcbbs.com.