Keyword Analysis & Research: why is tungsten used as filament in lamps

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
why is tungsten used as filament in lamps	0.74	1	7679	95	41
why	1.58	0.5	7343	73	3
is	1.98	0.6	5998	23	2
tungsten	0.76	0.1	5973	98	8
used	0.62	0.4	1767	1	4
as	0.65	0.8	4917	21	2
filament	0.61	0.2	8295	59	8
in	0.93	0.9	1177	36	2
lamps	1.16	0.2	4701	82	5

Keyword	CPC	PCC	Volume	Score
why is tungsten used as filament in lamps	0.74	1	4418	61
why is tungsten used as filament	1.85	0.8	7374	97
why we use tungsten filament in bulb	0.39	0.4	9476	20
why is tungsten used in light bulbs	0.51	0.5	2678	51
tungsten is used to make light-bulb filaments	1.98	0.2	197	72
why is tungsten used in bulbs	1.05	0.8	4866	32
why tungsten is used in electric bulbs	1.41	0.6	1601	33
why is tungsten metal used in bulbs	0.25	0.7	4728	96
tungsten light bulb filament	0.89	0.6	2256	48
why is filament made of tungsten	1.66	1	2295	96
tungsten filament lamp spectrum	1.54	0.4	2164	8