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A quartz crystal of thickness 0.001m is vibrating at resonance. Calculate the fundamental frequency. Density of quartz = 2.650×103 kg/m3 and Young’s modulus for quartz = 7.9×1010 N/m2.
Consider the following statements for piezoelectric materials: 1. All piezoelectric materials are ferroelectric materials also. 2. Piezoelectric materials have a high value of dielectric constant. Which of the above statements is/are correct?
A slurry stream containing quartz is diverted into one litre density can. The time taken to fill up the can is measured as 5 sec. The pulp density is measured to be 1250 kg/m3. Calculate the mass flow rate of quartz within the slurry. Assuming the density of quartz is 2650kg/m3
In oscillator tuning circuits, dielectric resonators are preferred over waveguide resonators because:
Find out the characteristic crystal length if Mass of the crystal m= 10g Density of crystal is d= 5g/m3 Area of crystal A= 10m2
Find out the characteristic crystal length if Mass of the crystal m= 10g Density of crystal is d= 6g/m3 Area of crystal A= 10m2
Find out the characteristic crystal length if Mass of the crystal m= 16.67g Density of crystal is d= 5g/m3 Area of crystal A= 10m2
Find out the characteristic crystal length if Mass of the crystal m= 10g Density of crystal is d= 2g/m3 Area of crystal A= 10m2
Find out the characteristic crystal length if Mass of the crystal m= 10g Density of crystal is d= 1g/m3 Area of crystal A= 10m2
Find out the characteristic crystal length if Mass of the crystal m= 10g Density of crystal is d= 4g/m3 Area of crystal A= 10m2