Vertical Force instrument Vertical Force instrument.Graduated compass needle attached with sliding weight.Rides on a sharp pivot point.Housed in a brass case.Graduated compass needle can align itself with Earth’s magnetic field.Sliding weight can move in or move out from center.By measuring the sliding weight distance, vertical force is found.
Main Sources of Errors in GPS List and describe the main sources of errors in the determined position of GPS. The main sources of errors in GPS: Ionospheric and tropospheric delay: When radio waves radiated from satellite passes through different layers of the ionosphere andtroposphere the velocity of wave very which affects the time difference … Read moreMain Sources of Errors in GPS
Pseudo Random Noise GPS What is meant by “pseudo random noise” codes (PRN codes)? Explain why two frequencies are used? Pseudo random noise code: Each satellite have a unique code to identify the satellite called arandom noise code. The satellites are identified by the users through this PRN codes. These PRN codes are only pseudo … Read morePseudo Random Noise GPS
SOLAS Requirement For Fire Chapter II-2 of SOLAS contains regulations on fire protection, fire detection and fire extinction. The regulations require that ships should be designed and constructed to minimize the risk of fire and to minimize the spread of fire. The regulations also require that ships should be provided with appropriate means of detecting … Read moreSOLAS Requirement For Fire
Dry Docking Inspection Checklist Standard items to be checked at drydock: Repair items to be listed before arriving at drydock: Modification items for drydock: Pressure testing items for drydock: Renewal items: Survey items to be carried out at drydock: Things to Check at Drydock GENERAL INSPECTION BY CLASSIFICATION SOCIETYYard attending manager, superintendent, Master, C/E, C/O, … Read moreDry Docking Inspection Checklist